00576cam a22002051 4500 gs 18000351 DLC 20260227111322.0 821206s1917 onca 000 0 eng gs 18000351 (OCoLC)29098175 DLC MnU DLC premarc TN26 .A35 no. 21 Cole, Lionel Heber, 1883- Occurrence and testing of foundry moulding sands, Ottawa, Government printing bureau, 1917. vi p., 1 l., 17 p. illus., 3 pl. 25 cm. Sand. 25872 25872