Photograph of tractors during the Department of Public Works construction of a road, [s.d.]. At center, a man operates a tractor, while farther left, a back hoe lifts soil from the ground. In the foreground, a flattened dirt area can be seen. In the background, a billboard reads "Tea peps you up! Cool!"
Photograph of a tractor plowing a field, [s.d.]. The right side of the field is cleared with only st...
Photograph shows men on tractors near gasoline pumps. Farm workers standing in truck in distance (ce...
Construction of an old Farmall tractor with great detail. Painted black on a green painted wooden ba...
Photograph of Department of Public Works employees using a Parsons Trenching Machine during road con...
Photograph of a tractor in use at an industrial site, [s.d.]. A man in work clothes, tall boots and ...
Photograph of a tractor in use, [s.d.]. A man in coveralls sits on to puff the tractor controlling i...
Photograph of a Department of Public Works street sweeping machine, [s.d.]. At center, a large tract...
Photograph of an unidentified man operating a City of Denton Parks Department tractor and shredder b...
Photograph of an UNIDENTIFIED man on a tractor-plowing vetch under for soil improvement. The back of...
Photograph of a man driving a tractor with the words, "John Deere" painted on it's sides. In the ba...
Photograph of a man standing with a tractor at the construction of the San Gabriel Dam, 1936. The tr...
Photograph of a man standing on a John Deere tractor in the middle of a field at Lightning C Ranch, ...
Copy photograph of a man on a tractor in a field. The soil behind the tractor is turned up. Several ...
Photograph of construction of beach groins, showing a tractor and truck, 1953. The tractor rolls ove...
Photograph of a man using a specialized tractor to scrape off the old surface of a street marked for...
Photograph of a tractor plowing a field, [s.d.]. The right side of the field is cleared with only st...
Photograph shows men on tractors near gasoline pumps. Farm workers standing in truck in distance (ce...
Construction of an old Farmall tractor with great detail. Painted black on a green painted wooden ba...
Photograph of Department of Public Works employees using a Parsons Trenching Machine during road con...
Photograph of a tractor in use at an industrial site, [s.d.]. A man in work clothes, tall boots and ...
Photograph of a tractor in use, [s.d.]. A man in coveralls sits on to puff the tractor controlling i...
Photograph of a Department of Public Works street sweeping machine, [s.d.]. At center, a large tract...
Photograph of an unidentified man operating a City of Denton Parks Department tractor and shredder b...
Photograph of an UNIDENTIFIED man on a tractor-plowing vetch under for soil improvement. The back of...
Photograph of a man driving a tractor with the words, "John Deere" painted on it's sides. In the ba...
Photograph of a man standing with a tractor at the construction of the San Gabriel Dam, 1936. The tr...
Photograph of a man standing on a John Deere tractor in the middle of a field at Lightning C Ranch, ...
Copy photograph of a man on a tractor in a field. The soil behind the tractor is turned up. Several ...
Photograph of construction of beach groins, showing a tractor and truck, 1953. The tractor rolls ove...
Photograph of a man using a specialized tractor to scrape off the old surface of a street marked for...
Photograph of a tractor plowing a field, [s.d.]. The right side of the field is cleared with only st...
Photograph shows men on tractors near gasoline pumps. Farm workers standing in truck in distance (ce...
Construction of an old Farmall tractor with great detail. Painted black on a green painted wooden ba...