Public domain
Creel room in action. Two spools are needed for each of the endless cords. As fast as a spool runs out, the auxiliary spool is immediately pulled into service. Each time one of the spools is replaced, the new spool is tied to the end of the spool which is unwinding so that there is never an interrup
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Credit lineCreel room in action. Two spools are needed for each of the endless cords. As fast as a spool runs out, the auxiliary spool is immediately pulled into service. Each time one of the spools is replaced,. 1941-01-01. Palmer, Alfred T., United States. Office For Emergency Management. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.