Thought to be located in the Alcan bauxite works
Cancel Type Potter No. EKD LKD Cancel Notes Temp. Rubber Handstamp. Type -
O3*WI/37e Letters are well spaced. Asterisks are on
centre line as normal. Temp. Rubber Handstamp. Type -
O3*/37 Letters are close together. Asterisks are
below centre line. Modern Single Ring (* above
date) At least two dies. Temp. Rubber Handstamp. Type -
O3/41 Known in violet: 8.2.1977.