Mostrando 129 resultados

Photograph depicts a bulldozer operating in a large ditch constructed within a forested landscape.

Photograph depicts a ditch constructed by a bulldozer within a forested area. Annotation on recto of photograph reads: "Bulldozer on Sec. #4 - partly finished ditch"

Photograph depicts a distance perspective of an unidentified man standing in a large ditchline that runs through a forested landscape.

Photograph depicts a distance perspective of an unidentified man standing in a large ditchline that runs through a forested landscape.

Photograph depicts a dirt road through a forested landscape.

Photograph depicts a dirt road cut between two highbanks with a oil cans (?) stacked in the background between the banks.

Photograph depicts a cut section of a hillside with a forested area visible in the background.

Photograph depicts the construction of a wood planked flume 8ft wide around the side of a mountain.

Photograph depicts the construction of a wood planked flume 8ft wide around the side of a mountain.

Photograph depicts the construction of a wood planked flume 8ft wide around the side of a mountain.

Photograph depicts the front end of a steam shovel in a cleared gravel area in front of a forested landscape. Handwritten annotation on verso of photograph reads: "Steam Shovel"

Photograph depicts the front end of a steam shovel in a cleared gravel area in front of a forested landscape.

Photograph depicts a steam shovel operating in a ditch cut through a forested landscape. Handrwitten annotation on recto of photograph: "steam shovel sec. #3 July 15th"

Photograph depicts a shovel digging a deepcut along in the hillside within a forested landscape. Handrwitten annotation on recto of photograph: "1 yd. P&H 36 ton shovel (one of the deepest cuts) with a ditch bottom 15ft.

Photograph depicts a caterpillar tractor and a bulldozer working on a ditch cut through a forested landscape. Handwritten annotation on recto reads: "see #1 cut go wide on top". Handwritten annotation on verso reads: "caterpiller tractor and bulldozer working on ditch"

Photograph depicts a bulldozer transporting mining supplies (pipes) in a snow covered forest landscape.

Photograph depicts the front end of a bulldozer being operated by an unidentified man in front of a forested background.

Photograph depicts the front end of a bulldozer being operated by an unidentified man in front of a forested background.

Photograph depicts a bulldozer pulling sleds loaded with large pipes and steel drums potentially heading for the mines for assembly. Close up of 2004.8.1.57

Photograph depicts a distance perspective of a bulldozer pulling sleds loaded with large pipes and steel drums potentially heading for the mines for assembly.

Photograph depicts a bulldozer pulling sleds loaded with large pipes and steel drums potentially heading for the mines for assembly.

Photograph depicts a bulldozer in a winter landscape pulling sleds loaded with large pipes and steel drums potentially heading for the mines for assembly.

Photograph depicts a bull dozer driving down a gravel road through a forested landscape.

Photograph depicts a bulldozer driving down a shallow ditchline with a forested area in the background.

Photograph depicts a bulldozer convoy freighting supplies into camp in winter.

Photograph depicts a person operating a bulldozer to clear a path through the snow in a forested landscape.

Photograph depicts eight men building a wooden bridge over a section of lake. A mining (?) work camp is visible in a foreseted background.

Photograph depicts a cut ditch into tertiary gravel, with a wooden mining (?) structure and a forest landscape in the background.

Photograph depicts a shallow ditch cut into rocky terrain that leads through a forested landscape.