Red-backed Shrike male (Lanius collurio) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326294/free-illustration-image-von-wright-brothers-bird-shrike Free Image from public domain license
White-backed Superb Warbler (Malurus leuconotus) illustrated by Elizabeth Gould (1804–1841) for John Gould’s… https://www.rawpixel.com/image/321484/free-illustration-image-gould-john-gould-superb-fairywren-bird Free Image from public domain license
Red-backed Parakeet (Psephotus haematonotus) illustrated by Elizabeth Gould (1804–1841) for John Gould’s (1804… https://www.rawpixel.com/image/321665/free-illustration-image-century-high-resolution-prints-psephotus-haematonotus Free Image from public domain license
Green-backed Zosterops (Zosterops chloronotus) illustrated by Elizabeth Gould (1804–1841) for John Gould’s (1804… https://www.rawpixel.com/image/321179/free-illustration-image-australia-gould-vintage-public-domain Free Image from public domain license
Gray-backed Zosterops (Zosterops dorsalis) illustrated by Elizabeth Gould (1804–1841) for John Gould’s (1804… https://www.rawpixel.com/image/321178/free-illustration-image-australia-birds-gould-illustrations Free Image from public domain license
Red-backed Shrike female (Lanius collurio) illustrated by the von Wright brothers. Digitally enhanced from our own 1929… https://www.rawpixel.com/image/326310/free-illustration-image-von-wright-brothers-bird-shrike Free Image from public domain license
Black-backed Porphyrio (Porphyrio melanotus) illustrated by Elizabeth Gould (1804–1841) for John Gould’s (1804… https://www.rawpixel.com/image/321325/free-illustration-image-birds-australia-gould-century Free Image from public domain license
Silvery-backed Butcher-Bird (Cracticus argenteus) illustrated by Elizabeth Gould (1804–1841) for John Gould’s… https://www.rawpixel.com/image/320991/free-illustration-image-elizabeth-gould-john-gould-magpie-like-birds-bird Free Image from public domain license
Rear side of man on a horseback from The Z.Z.G or Zig Zag Guide Round And About The Bold And Beautiful Kentish Coast...… https://www.rawpixel.com/image/573414/man-horseback Free Image from public domain license
Great black-backed gull (LARUS MARINUS) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325843/free-illustration-image-von-wright-brothers-wright Free Image from public domain license
Green-backed Gerygone (Gerygone chloronotus) illustrated by Elizabeth Gould (1804–1841) for John Gould’s (1804… https://www.rawpixel.com/image/321062/free-illustration-image-canary-bird-australia Free Image from public domain license
Spine-backed Shark from The Natural History of British Fishes (1802) by Edward Donovan. Original from the New York Public… https://www.rawpixel.com/image/431244/free-illustration-image-vintage-sea-life-mud-fish-brown Free Image from public domain license
Leser black-backed gull (Larus fuscus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325821/free-illustration-image-seagull-von-wright-brothers-century Free Image from public domain license
1. Cross-spine (Scomber aculeatus) 2. Spur-back (Scomber Calcar) from Ichtylogie, ou Histoire naturelle: génerale et… https://www.rawpixel.com/image/938869/fish-illustrations Free Image from public domain license
Black-backed Tree-Creeper (Climacteris melanotus) illustrated by Elizabeth Gould (1804–1841) for John Gould’s… https://www.rawpixel.com/image/321510/free-illustration-image-bird-back-treecreeper-elizabeth-gould Free Image from public domain license
255. Bastard Broadbill (Fuligula rufitorques) 256. Canvass-back (Fuligula varisneria) illustration from Zoology of New York… https://www.rawpixel.com/image/329424/free-illustration-image-james-ellsworth-birds-new-york-bird Free Image from public domain license
Black-backed Hemipode (Hemipodius melanotus) illustrated by Elizabeth Gould (1804–1841) for John Gould’s (1804… https://www.rawpixel.com/image/321277/free-illustration-image-quail-gould-century Free Image from public domain license
107. The Blue-grey Warbler (Sylvicola cærulea) 108. https://www.rawpixel.com/image/329299/free-illustration-image-yellow-warbler-vintage-bird-public-domain-zoology-new-york Free Image from public domain license
283. Great Black-backed Gull (Larus marinus) 284. Winter Gull (Larus argentatus) illustration from Zoology of New York… https://www.rawpixel.com/image/329432/free-illustration-image-birds-new-york-zoology-century Free Image from public domain license
Hand drawn png millipede set, remix from artworks by Charles Dessalines D'orbigny https://www.rawpixel.com/image/2612312/free-illustration-png-millipede-charles-dessalines-orbigny-animal-png View license
Red-backed Shrike male (Lanius collurio) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326244/premium-illustration-psd-america-ancient-animal View license
White-backed woodpecker 1♀ , 2♂ (Dryobates leucotus) illustrated by the von Wright brothers. Digitally enhanced from our own… https://www.rawpixel.com/image/326208/premium-illustration-psd-america-ancient-animal View license
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Red-backed Shrike female (Lanius collurio) illustrated by the von Wright brothers. Digitally enhanced from our own 1929… https://www.rawpixel.com/image/326314/premium-illustration-psd-bird-sitting-america-ancient View license
Lesser blak-backed gull (Larus fuscus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326158/premium-illustration-psd-gull-america-ancient View license
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Great black-backed gull (Larus Marinus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326018/premium-illustration-psd-seagull-gull-larus-marinus View license
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[Untitled photo, possibly related to: Gathering corn to feed the cows on the farm of William Gaynor, FSA (Farm Security… https://www.rawpixel.com/image/12282152/photo-image-cows-person-horse Free Image from public domain license
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[Untitled photo, possibly related to: Backed up sewer in district. Norfolk, Virginia]. Sourced from the Library of… https://www.rawpixel.com/image/12283520/photo-image-person-sky-road Free Image from public domain license
[Untitled photo, possibly related to: Back of dwelling, San Antonio, Texas] by Russell Lee https://www.rawpixel.com/image/12169855/image-person-art-vintage Free Image from public domain license
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Buyers looking over cattle. Stockyards, Denver, Colorado. Sourced from the Library of Congress. https://www.rawpixel.com/image/12274664/photo-image-cow-person-horse Free Image from public domain license
Washington, D.C. The Icelandic legation. Minister Thors joins his office staff in a brief respite on the lawn outside the… https://www.rawpixel.com/image/12288531/photo-image-plant-people-grass Free Image from public domain license
[Untitled photo, possibly related to: On a main street in Charlotte Amalie, St. Thomas, Virgin Islands]. Sourced from the… https://www.rawpixel.com/image/12264771/photo-image-dog-shadow-person Free Image from public domain license
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[Untitled photo, possibly related to: Oswego, New York. United Nations heroes with their hostesses by Lake Ontario, at a… https://www.rawpixel.com/image/12294880/photo-image-face-people-beach Free Image from public domain license
[Untitled photo, possibly related to: Boyd Jones and one of his friends coming back with their dogs from a trip into the… https://www.rawpixel.com/image/12280610/photo-image-dog-plant-person Free Image from public domain license
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Hired hand brings in the horses after plowing. On Martin Ryken's farm, Hardin County, Iowa. Sourced from the Library of… https://www.rawpixel.com/image/12274334/photo-image-plant-hand-person Free Image from public domain license
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Man plowing fields in back of his house. Woodbine, Iowa. Sourced from the Library of Congress. https://www.rawpixel.com/image/12284228/photo-image-shadow-person-horse Free Image from public domain license
Backed up sewer in district. Norfolk, Virginia. Sourced from the Library of Congress. https://www.rawpixel.com/image/12284756/photo-image-person-horse-animal Free Image from public domain license
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[Untitled photo, possibly related to: Colored sand advertisement, bullring, Matamoros, Tamaulipas, Mexico]. Sourced from the… https://www.rawpixel.com/image/12252355/photo-image-people-baseball-sand Free Image from public domain license
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Buyers, farmers in pens at Pickaway Livestock Cooperative Association, central Ohio. Sourced from the Library of Congress. https://www.rawpixel.com/image/12256689/photo-image-cow-person-wood Free Image from public domain license
[Untitled photo, possibly related to: The home of the Gaynor family on a farm near Fairfield, Vermont]. Sourced from the… https://www.rawpixel.com/image/12281770/photo-image-dog-plant-person Free Image from public domain license
[Untitled photo, possibly related to: Aboard a trawler. Selecting fish and cutting off heads. Only mackerel, whiting and… https://www.rawpixel.com/image/12271499/photo-image-person-ocean-animal Free Image from public domain license
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Leser black-backed gull (Larus fuscus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325740/premium-illustration-psd-america-ancient-animal View license
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[Untitled photo, possibly related to: White migrant family eating lunch of berry pie on the highway east of Fort Gibson… https://www.rawpixel.com/image/12171177/image-plant-people-grass Free Image from public domain license
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Milking record of each cow is kept on this chart at a large dairy in Tom Green County, Texas by Russell Lee https://www.rawpixel.com/image/12148496/image-cow-person-art Free Image from public domain license
The Shorts children playing on the steps of their home. Aliquippa, Pennsylvania. Sourced from the Library of Congress. https://www.rawpixel.com/image/12272507/photo-image-plant-person-grass Free Image from public domain license
Resettlement Administration workers coming back to Rimrock Camp after work. Madras, Oregon. Sourced from the Library of… https://www.rawpixel.com/image/12267006/photo-image-plant-person-grass Free Image from public domain license
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Norris Dam, Tennessee. Tennessee Valley Authority. Lake created by Norris Dam provides swimming facilities for people of… https://www.rawpixel.com/image/12340404/image-plant-person-sky Free Image from public domain license
The beef kill. After cattle are knocked out by a blow on the head they are shackled by hind legs. Packing plant, Austin… https://www.rawpixel.com/image/12286739/photo-image-plant-person-horse Free Image from public domain license
[Untitled photo, possibly related to: Fisherman's boats, Key West, Florida]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12253472/photo-image-hand-person-art Free Image from public domain license
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Greenbelt, Maryland. Spectators at the swimming pool. Sourced from the Library of Congress. https://www.rawpixel.com/image/12289008/photo-image-plant-person-grass Free Image from public domain license
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Back porches at Hazlehurst Farms, Georgia. Sourced from the Library of Congress. https://www.rawpixel.com/image/12279308/photo-image-plant-person-sky Free Image from public domain license
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One of the Schulstead children reading funny papers. Aberdeen, South Dakota. Sourced from the Library of Congress. https://www.rawpixel.com/image/12283298/photo-image-papers-person-art Free Image from public domain license
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[Untitled photo, possibly related to: Buckingham Fountain. Grant Park, Chicago, Illinois]. Sourced from the Library of… https://www.rawpixel.com/image/12259724/photo-image-person-public-domain-nature Free Image from public domain license
Greenbelt, Maryland. Mother photographing her son feeding ducks by the artificial lake while the rest of the family looks… https://www.rawpixel.com/image/12287462/photo-image-face-plant-person Free Image from public domain license
Woman hanging clothes to dry. Tulare migrant camp. Visalia, California. Sourced from the Library of Congress. https://www.rawpixel.com/image/12270427/photo-image-dog-person-sky Free Image from public domain license
Dragging back rope during process of loading hay into loft by means of pulley and team of horses. Door County, Wisconsin.… https://www.rawpixel.com/image/12282708/photo-image-dog-plant-person Free Image from public domain license