Shakespeare, William, Measure for measure. Sources,
Whetstone, George, 1544?-1587? **G_.78.4.6 The historie of Promos and Cassandra. [Play.] (In Collier, John P., compiler. Sha‘espeare’s library ... 2d
edition. Revised and enlarged [by W. C. Hazlitt]. Vol. 6, pp. 201-304. London. 1875.)
Probably a source of Measure for measure.
 
. This card was printca at the Boston Public Library, March 26, 1917. L&68 — T.r. made. — Shakespeare, William. Measure for measure. Sources.