text Philadelphia P. Balkiston's Son Co 1923 Ind vi, 160 p.: ill.; 22 cm vi, 160 p.: ill.; 22 cm CLAYTON, William EMULSIONS 541.18.05 541.18.05CLAt INLIS000000000033290 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)