Roman imperial sestertii : the Friedrich Collection : 2nd April 1995, Hôtel Baur au Lac, Talstrasse 1, 8022 Zürich ...

Zürich : Numismatica Ars Classica, [1995]
Umfang/Format: 36 pages, [72] pages of plates : illustrations ; 30 cm.

Monete di zecche italiane ; Greek and Roman coins : auction : Zürich, 26th and 27th October 1994

Auction sale / Spink Taisei Numismatics Zürich ; 52, pt. 2
Zürich : Spink Taisei Numismatics, 1994.
Umfang/Format: 88 pages : Ill.

Ancient coins, monete italiane, coins and medals of the world : Mittwoch, 1. Juni 1994

Spink Taisei Numismatics <Zürich>: Auktion ; 51
Zürich, 1994.
Umfang/Format: 83 pages, [45] pages of plates : illustrations ; 30 cm.

Triton IV : in Conjunction with the New York International, Session 3 & 4, December 6, 2000

Lancaster, PA ; London : Classical Numismatic Group, 2000.
Umfang/Format: 168 pages : illustrations ; 27 cm.

Triton I : December 2-3, 1997 in Conjunction with the New York International

Lancaster, PA ; London : Classical Numismatic Group, 1995.
Umfang/Format: 407 p. : ill. ; 27 cm.

Triton II : December 1-2, 1998 in Conjunction with the New York International

Lancaster, PA ; London : Classical Numismatic Group, 1998.
Umfang/Format: 247, 16 p. of plates : ill. ; 27 cm.

Triton III : in Conjunction with the New York International, November 30th & December 1st 1999

Lancaster, PA ; London : Classical Numismatic Group, 1999.
Umfang/Format: 296 p. : ill. ; 27 cm.

Triton IV : in Conjunction with the New York International, Session 1 & 2, December 5, 2000

Lancaster, PA ; London : Classical Numismatic Group, 2000.
Umfang/Format: 212 p. : ill. ; 27 cm.

Triton V : in Conjunction with the 30th Annual New York International Numismatic Convention : The David Freedman Collection of Greek Bronze Coins, Tuesday, January, 15, 2002 ...

Lancaster, PA ; London : Classical Numismatic Group, 2002.
Umfang/Format: 212 p. : ill. ; 27 cm.

Triton V : in Conjunction with the 30th Annual New York International Numismatic Convention : Sessions 2, 3, & 4 January 15-16, 2002 ...

Lancaster, PA ; London : Classical Numismatic Group, 2002.
Umfang/Format: 288 p. : ill. ; 27 cm.