Original 1930 road construction and maintenance trade vintage catalog for the BOYD TRAFFIC CONTROL CORPORATION.  Main office was located at 3103 West Broad Street, Columbus, OH. 

Manufacturers of Traffic Control Equipment. Signals and Controls.

Product features include: No Phantom Optical System, Chromium Reflector, Dustproof Construction, 100% Waterproof Alloys, One-Piece Visor & Door, Single-Cam Control Unit, Mechanical Speed Control, Induction Armature Motor, Promet Oilless Bearings, Positive Starting in Subzero Temperatures, Split-Amber Operation, Semi-Vertical Bulb Mounting, Stippled Diffusing Lens, Self-Contained Signal, Light-Weight Design, Tungsten Contact Points, Sliding Contact Section, Enclosed Gear Train, Single-Point Lubrication and Multiple, Quickly Detachable Connection Plug.

Has product images, description and applications provide product details.

Unbound from a large rare 1930 Municipal Index, this unique old one-page technical brochure would display beautifully matted and framed. Nice graphics. A fabulous addition to your retro industry library.