00000nam 2200000za 4500 9.818512 CaOODSP 20221107142732 cr ||||||||||| 160530s1956 onc o f000 0 eng d CaOODSP eng n-cn--- NR36-1/25E-PDF Wilson, A. G. House heating equipment [electronic resource] / by A. Grant Wilson. Ottawa : Division of Building Research, National Research Council Canada, 1956. 14 p. Building note ; no. 25 Issued also in French under title: Installations domestiques de chauffage. "November 1956." Issued also in print. gccst Housing gccst Heating National Research Council Canada. Installations domestiques de chauffage (CaOODSP)9.818514 Building note ; no. 25 (CaOODSP)9.818087 PDF 1.04 MB https://publications.gc.ca/collections/collection_2016/cnrc-nrc/NR36-1-25-eng.pdf