text Haarlem De Erven F. Bohn 1923 Ind viii, 231 p.: ill.; 17 cm. viii, 231 p.: ill.; 17 cm. WAALS, J.D. van der Jr. PHYSICS 530.12 530.12WAAr INLIS000000000009327 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)