| 1L1 (1/1) | a | 1mm reversed pin at bottom of left frame | Display All |
| 1R4 (1/4) | c | Dot at C2. | Display All |
| 1R5 (1/5) | b | Traces of short compartment lines down outside of left frame ending in a 'reversed pin'. | Display All |
| 1R6 (1/6) | d | Dot at C2. | Display All |
| 3L6 (1/6) | a | A bold colour dash exists outside left frame 11½mm from top and frame is narrowed below down to lower corner. Copy posted 7.4.27 shows these and they were corrected about 1928 by thinning out balance of frame. |  |
| 3R1 (1/1) | b | A heavy dash around corner C2. Removed just prior to surcharging. | Display All |
| 3R2 (1/2) | a | Angular notch in left frame ½-¾mm from bottom corner sharply cuts into frame. |  |
| 3R3 (1/3) | b | Weak line 12½-13½mm down the left frame. | Display All |
| 4L1 (1/1) | a | A minute scoop in left frame at bottom corner. Occurred very late. |  |
| 4R2 (1/2) | a | A small angular notch split the bottom left corner, but it filled in leaving a splay, which became permanent. |  |
