It may perhaps be assumed that in the 5th c. the Romans cleaned the well to 25.30m., thus removing 2nd c. and subsequent fill, and then began to reuse the shaft. Coins 20 May 1938 #6 21 May 1938 #1 25 ... POU 1st c. and 5th-6th c. A.D.
Well at 30/ΛΣΤ Coins (none useful) 25 May 1938 #3-#6 26 May 1938 #3-#4 ... Early 3rd cent and of 4th-6th cent. A.D.