Machine for making cotton bats used for filling mattresses. Mattress factory, San Angelo, Texas by Russell Lee https://www.rawpixel.com/image/12148153/image-art-vintage-technologyFree Image from public domain license
Rotary vacuum filter used for removing cyanide solution containing gold from the tailings. Gold mine at Mogollon, New Mexico… https://www.rawpixel.com/image/12173163/image-person-art-vintageFree Image from public domain license
Old tube mill in foreground with agitating tank in background. Gold mine at Mogollon, New Mexico by Russell Lee https://www.rawpixel.com/image/12173180/image-background-art-vintageFree Image from public domain license
Dump truck which carries materials for use in construction of Shasta Dam, Shasta County, California. This truck uses butane… https://www.rawpixel.com/image/12173224/image-person-art-vintageFree Image from public domain license
Machinery used in stationary-type mechanical hop picker, Yakima County, Washington by Russell Lee https://www.rawpixel.com/image/12171508/image-person-art-vintageFree Image from public domain license
Large tanks used for mixing powdered gold ore with cyanide solution to extract gold and silver. Gold mine at Mogollon, New… https://www.rawpixel.com/image/12172971/image-art-vintage-goldFree Image from public domain license
[Untitled photo, possibly related to: Rotary vacuum filter used for removing cyanide solution containing gold from the… https://www.rawpixel.com/image/12171650/image-art-vintage-goldFree Image from public domain license
[Untitled photo, possibly related to: Refuse from rice mill constitutes a very small percentage of total. Most of the… https://www.rawpixel.com/image/12167160/image-art-vintage-public-domainFree Image from public domain license
Refuse from rice mill constitutes a very small percentage of total. Most of the byproducts have found a use and consumption.… https://www.rawpixel.com/image/12167825/image-art-vintage-public-domainFree Image from public domain license
[Untitled photo, possibly related to: Loading logs onto truck with cables from donkey engine, Tillamook County, Oregon] by… https://www.rawpixel.com/image/12173198/image-plant-person-artFree Image from public domain license
Partly scoured wool coming over the squeezing rolls after the first bath. These rolls after the first bath. These rolls… https://www.rawpixel.com/image/12146047/image-plant-art-vintageFree Image from public domain license
[Untitled photo, possibly related to: Machinery of stationary-type mechanical hop picker, Yakima County, Washington] by… https://www.rawpixel.com/image/12173200/image-person-art-vintageFree Image from public domain license
Robotics Machinery Instrument Technology Concept https://www.rawpixel.com/image/934465/free-image-rawpixelcomView license
Large tanks used for mixing powdered gold ore with cyanide solution to extract gold and silver, gold mine, Mogollon, New… https://www.rawpixel.com/image/12171407/image-art-vintage-goldFree Image from public domain license
Concrete mixer and the Navy defense housing for Marine and Navy enlisted men. San Diego, California by Russell Lee https://www.rawpixel.com/image/12149278/image-person-art-skyFree Image from public domain license
A "le tourneau" in action, drawn by a tractor. Martin County development project. Indiana by Russell Lee https://www.rawpixel.com/image/12147525/image-plant-person-artFree Image from public domain license
Precast concrete plant. Precasting reinforced concrete house and barn piers. Southeast Missouri Farms Project by Russell Lee https://www.rawpixel.com/image/12168093/image-plant-art-vintageFree Image from public domain license
Combination hay loader and chopper used at the Casa Grande Valley Farms. Pinal County, Arizona. This machine was developed… https://www.rawpixel.com/image/12149927/image-person-art-skyFree Image from public domain license
Carver Cotton Gin Company, East Bridgewater, Massachusetts. Sourced from the Library of Congress. https://www.rawpixel.com/image/12297813/photo-image-hand-person-artFree Image from public domain license