Hamburger, Leo. SAMMLUNG GEHEIMRAT VON KAUFMANN †. ANTIKE MÜNZEN: GRIECHEN, RÖMER, BARBAREN. Frankfurt am Main, 27. Mai 1929 und folgende Tage. 4to, original printed card covers. (4), 78 pages; 1707 lots; 22 fine plates. Valuation list laid in. Very good. [with] Hamburger, Leo. HERVORRAGENDE SAMMLUNG GRIECHISCHER MÜNZEN, BESONDERS REICHE SERIEN VON SICILIEN. Frankfurt am Main, 3.–4. April 1933. 4to, original printed card covers. (2), 36 pages; 851 lots; 26 fine plates. Very good. Two notable sales. The Kaufmann sale is Clain-Stefanelli 5034, Grierson 284, and Spring 283 [also listed under “Most important sales of coins of the barbarian migrations”]. The second catalogue was singled out by bibliophile Dan Koppersmith as the most important Hamburger sale for archaic and classical coins. Clain-Stefanelli 1965; Grierson 283; Spring 288 [also listed under “Most important sales of ancient Greek coins”].