Regulations for the proper construction, maintenance and operation of standard painted bulletin advertising plants as prescribed by the members of the Outdoor Advertising Association United States and Canada
A 1917 trade manual issued by the Outdoor Advertising Association of America in Chicago, setting construction and maintenance standards for painted billboard structures used by member sign companies. The plates are hand-lettered engineering diagrams of timber frames, showing braces, purlins, stringers and bolts with dimension callouts and leader lines, usable as line-drawing texture, technical lettering, or structural lattice motifs.
