Yes! We Have No Bananas (matrix 9018) was cut on June 8 of 1923 & was also issued on Edison Blue Amberol cylinder 4778.
Watin' For The Evenin' Mail (matrix 9003) was cut on June 1 of 1923.
Both sides were cut in the Edison recording studio located Knickerbocker Building, from 5th Ave. & 16th St (75-79 Fifth Ave) in Manhattan, New York.
There's an Edison discography of Diamond Discs that you can find on the Truesounds website: http://www.truesoundtransfers.de/disco.htm Matrix / Runout: 9018 (Side R label) Matrix / Runout: 9003 (Side L label)