Original laboratory trade vintage catalog for PRECISION INSTRUMENT COMPANY, was located in Detroit, MI. Manufacturers of measuring and regulating apparatus. Gas, orsats, collectors, CO2 recorders, gages, pico indicators are pictured. Unbound from a large 1916 engineering catalog, this unique old one page technical brochure would exhibit beautifully matted and framed. A fantastic addition to your retro industrial instrument collection. Page is detached and may contain a small amount of residual glue on edge.