Dierlamm's triple wall concrete building block machine
Series: CIHM/ICMH Microfiche series = CIHM/ICMH collection de microfiches -- no. 99527
Publisher: P. Dierlamm
Published: 1991
Place of publication: Stratford, Ont
Language: eng
Format: Microform
Subjects: Concrete blocks.; Concrete construction.
Notes: Filmed from a copy of the original publication held by the National Archives of Canada. Ottawa : Canadian Institute for Historical Microreproductions, 1991.