Über bizentrische Polygone steinersche Kreis und Kugelreihen und die Erfindung der Inversion / von Dr. F. Bützberger.Friedrich. Bützberger1913PDF11 MBDE
Mastery units in chemistry, by Garnett F. Roberts ... and Howard C. Smith ... edited by Michael N. Idelson ...Garnett Frederick. Roberts1936
A Housing Manual for Cincinnati Schools. Prepared by Bleecker Marquette, Executive Secretary Ethel F. Ideson, Assistant Secretary.Better Housing League of Greater Cincinnati.1941