Great black-backed gull (Larus Marinus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325917/free-illustration-image-seagull-von-wright-brothers-gullFree Image from public domain licenseGrote mantelmeeuw (Larus marinus) of zilvermeeuw (Larus argentatus) (1596 - 1610) by Anselmus Boëtius de Boodt and Elias… https://www.rawpixel.com/image/13741535/image-paper-art-watercolorFree Image from public domain licenseBlack Backed Gull from Birds of America (1827) by John James Audubon, etched by William Home Lizars. Original from… https://www.rawpixel.com/image/277537/free-illustration-image-audubon-gull-audubon-america-birds-public-domainFree Image from public domain licenseGreat 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-wrightFree Image from public domain license283. 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-centuryFree Image from public domain licenseGreat 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-marinusView licenseGreat black-backed gull (LARUS MARINUS) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326033/premium-illustration-psd-seagull-von-wright-brothers-americaView license