VL Technology [tec3030]

		Dynamometer [Ergograph] for showing strength of hands. By Verdin, Paris
	Source	Anonymous. 1892. Harvard Psychological Laboratory in Dane Hall: Interior of a Laboratory Room. Photograph. (Harvard University Archives - HUPSF Psychological Laboratories (1))
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	Sites	Psychological Laboratory, Harvard University (1893)
	Related Literature	Münsterberg, Hugo. 1893. Psychological Laboratory of Harvard University. Cambridge, Mass.: University Press of Cambridge, Mass. (figure and description). Verdin, Charles. n. d. Catalogue des Instruments de Précision construits par Charles Verdin. Paris (Collection Rand B. Evans), on p.117 (fig.45).
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ISSN 1866-4784: reference - xlink