00709nam a2200217 450000100060000000300080000600500170001400800400003103500170007103500200008803500190010804000270012704100080015408200240016210000380018624501440022426000350036830000310040350400270043465000300046117430BD-RjUL20211209000134.0140217t1959 nyua 000 0 eng  aMITb10322656 a(OCoLC)00962132 a(BD-RjUL)17488 cCPLdMYGaBD-RjULbeng aeng a 771.447bASE 19591 aAspden, Ralph L.q(Ralph Leonard)10aElectronic flash photography ;ba survey of principles and practical techniques in industry, research, and radiography /c Ralph L. Aspden. aNew York :bMacmillan,cc1959. a192 p. :billus. ;c23 cm. aIncludes bibliography. 0aPhotography, Flash-light.