
1965 · printed as Trosper Cement Products
Trosper Road.
Source: Tumwater High School yearbook, 1965, p. 130.
Construction Materials / Manufacturing / Building Supply · Tumwater
Advertised in 3 yearbooks (1965 to 1980). Printed as: Trosper Cement Products; Trosper Cement Products, Inc.; Trosper Cement Products Inc..

Trosper Road.
Source: Tumwater High School yearbook, 1965, p. 130.

Manufactures drainpipes. Rt. 8 Box 39, Olympia.
Source: Tumwater High School yearbook, 1979, p. 206.

Transcribed from the scanned yearbook. Spellings, numbers and addresses are as printed and may contain reading errors; always check the page image. Send a correction.