Translation key to Kleinlogel's Rahmenformeln [electronic resource] / by F.S. Morgenroth.. — New York, : Frederick Ungar Pub. Co., [1945]. — 21 p. l., 3-49 p. 24 cm.
Label on t.p.: "Published and distributed in the public interest by authority of the Alien Property Custodian under License no. A-132."