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A black and white photo of an oil tower. Office of War Information Photograph
A black and white photo of a bridge over water. Office of War Information Photograph
Substitute materials. Timber connectors. Foot bridges, like this 100-foot span wood arch bridge are sometimes necessary for walkways in many cities and towns. These structures are made with the aid of the timber connector to insure the required strength
A black and white photo of a building under construction. Office of War Information Photograph
Substitute materials. Timber connectors. Use of wood in the construction of Army chapels is shown here, one of 570 similar structures erected since last fall. All of them were built with wood trusses like these or with glued laminated wood arches, saving many tons of structural steel for more strategic purposes. New methods for timber joints have made it possible to reduce the amount of material needed for trusses and other load-bearing members
Substitute materials. Timber connectors. Constructed of wood reinforced with timber connectors, this 166 foot wide clear span mold loft building has been duplicated many times in shipyards on the Pacific, Atlantic and Gulf Coasts. The unobstructed floor of a mold loft is a giant drawing board. The many parts of merchant ships, such as plates, ribs, and bulk-heads are drawn on the floor in full size. From these drawings templates are made and from the templates the actual parts are fabricated
A black and white photo of a large room. Office of War Information Photograph
Substitute materials. Timber connectors. Prefabricated timber prepared for timber connectors. Timber connectors are pressed steel rings or malleable iron plates and provide a larger supporting area than that attached by bolts, customarily used in joining timber
A black and white photo of a stack of lumber. Office of War Information Photograph
Substitute materials. Timber connectors. A lookout tower in the Shawnee National Forest in Illinois. This 100-foot tower is constructed of wood, made possible by the use of timber connectors
Summary
Public domain photo of a monument, historic place, free to use, no copyright restrictions image - Picryl description
Tags
illinois
pope county
shawnee national forest
nitrate negatives
substitute
materials
substitute materials
timber
connectors
timber connectors
lookout
tower
lookout tower
shawnee
wood
farm security administration
national forest
united states history
library of congress
Date
01/01/1942
Contributors
Freeman, Albert, photographer
Perlitch, William, photographer
Smith, Roger, photographer
United States. Office of War Information.
Location
illinois
Source
Library of Congress
Link
Copyright info
Public Domain