00685cam a22002411  4500001001300000003000400013005001700017008004100034010001700075035002000092040004900112042001200161050001600173082000800189100001600197245006000213260003500273300003200308504003100340650002400371650003300395999001500428af 48004536 DLC20260227110908.0940523s1947    gw a     b    000 0 ger c  aaf 48004536   a(OCoLC)30479339  aEngineering Societies LibrarycIENdIENdDLC  apremarc00aTA403b.G65  a6911 aGraf, Otto.14aDie Baustoffe, ihre Eigenschaften und ihre Beurteilung.  aStuttgart,bK. Wittwer,c1947.  axii, 191 p.billus.c26 cm.  aBibliographical footnotes. 0aBuilding materials. 0aBuilding materialsxTesting.  c6098d6098