9 Barker, George Frederick, 1835- «55 The forces of nature. : An address no. delivered before the Chemical Society of Union College... / By George F. Barker... Albany, N.«¥.: * Js Munsell, 78 State Street., 1863. 45 p. i 23 cm. Special collection -- Munsell imprints. Reference: LC Cat. (1963) vol. 9, Pp. 544 on QC73.B25. 1..Force and energy. I.T. RG89-531517 & MRG89-531517
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