by WERNER BECKE,HANS
Year of Publication 23.02.1978

by WERNER BECKE,HANS, FRANKLIN WHEATLEY JUN.,CARL
Year of Publication 14.01.1982

by KALFUS; MARTIN AARON, BECKE; HANS WERNER
Year of Publication 26.09.1978

by BECKE, HANS WERNER, MORRISTOWN, N.J. (V.ST.A.)
Year of Publication 10.08.1978

by BECKE HANS WERNER, WHEATLEY CARL FRANKLIN JR
Year of Publication 31.08.1988

by WHEATLEY JUN., CARL FRANKLINUMS, PA., US, BECKE, HANS WERNER, MORRISTOWN, N.J., US
Year of Publication 09.07.1998

by HANS WERNER BECKE, CARL FRANKLIN WHEATLEY JR
Year of Publication 09.03.1981

by WERNER BECKE,HANS
Year of Publication 03.08.1978

by BECKE, HANS WERNER, MORRISTOWN, N.J, KALFUS, MARTIN AARON, SCOTTSDALE, ARIZ
Year of Publication 10.04.1980

by BECKE, HANS WERNER, MORRISTOWN, N.J, KALFUS, MARTIN AARON, SCOTTSDALE, ARIZ
Year of Publication 09.08.1979

by WERNER BECKE,HANS, STOLNITZ,DANIEL, FREDERICK CAVE,ERIC
Year of Publication 17.02.1972

by HANS WERNER BECKE, ROBERT AMANTEA, PAUL JOSEPH DEL PRIORE
Year of Publication 09.03.1971

by BECKE HANS-WERNER
Year of Publication 30.06.1960

by DANIEL STOLNITZ, HANS-WERNER BECKE, DORIS W. FLATLEY
Year of Publication 27.02.1968

by WHEATLEY JUN., CARL FRANKLINUMS, PA., US, BECKE, HANS WERNER, MORRISTOWN, N.J., US
Year of Publication 24.12.1992

by HANS WERNER BECKE ET CARL FRANKLIN WHEATLEY, JR
Year of Publication 18.04.1986

by HANS WERNER BECKE ET CARL FRANKLIN WHEATLEY, JR
Year of Publication 02.10.1981

by AARON KALFUS,MARTIN, WERNER BECKE,HANS
Year of Publication 05.10.1978