[Japanese Trade Catalogues on Electric Current Meters].
Springfield, Indianapolis. Sangomo Electric Company, Esterline-Angus Co., (circa 1925). Original items in original wrappers. Some light browning or soiling at edges. Sangomo Meters brochure has two punch holes at inner margin, Esterline-Angus Recording Meters little creased along margin. Overall good. A collection of three trade brochures relating to electric current..... More