Trefoil Jug: The Alfred Wolkenberg Collection of Ancient Glass; Christie's, London, 9 July 1991, lot 63 (part).
Tall jug: acquired in the 1970s-1980s.
THE PROPERTY OF AMBASSADOR EDWARD ELLIOT ELSON
Trefoil Jug: Memphis, Tennessee, Brooks Memorial Art Gallery, Ancient Glass, Alfred Wolkenberg Collection, October 1964 - January 1965, no. 60.