01795oam 2200541 450 991070395430332120150909152006.0(CKB)5470000002436198(OCoLC)681314954(OCoLC)646974877(OCoLC)882310765(EXLCZ)99547000000243619820101113d1909 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierThe fire-resistive properties of various building materials /by Richard L. HumphreyWashington, D.C. :Department of the Interior, United States Geological Survey,1909.Washington :Government Printing Office.1 online resource (99 pages, XXXIV pages of plates) illustrationsUnited States. Geological Survey / Bulletin ;370Title from title screen (viewed Sept. 9, 2015).Includes bibliographical references (pages 96-98).Fire resistive properties of various building materialsFireproofingBuilding materialsBuilding materialsfastFireproofingfastFireproofing.Building materials.Building materials.Fireproofing.Humphrey Richard Lewis1869-1928,1411545Geological Survey (U.S.),OCLCEOCLCEOCLCQCODOCLCQOCLCFOCLCQCOPOCLCAGPOBOOK9910703954303321The fire-resistive properties of various building materials3503071UNINA