Paper & Gum Of The BABN Period - 1930-1934
| Type Code | Characteristics | Seen On | Dates |
| BABN-A | Opaque, stout, horizontal wove paper, with no visible mesh unless held up to backlight, when fine horizontal mesh can be seen. Gum is striated semi-gloss cream. The felt side is smooth and semi-porous | Arch Issue coils | |
| BABN-B | Opaque, stout, vertical wove paper with no visible mesh unless held up to backlight, when very fine vertical mesh is just visible. The felt side is non-porous. Gum is brownish yellow semi-gloss. | Arch Issue, Third Postage Dues | |
| BABN-C | As above, but horizontal, rather than vertical wove, and felt side is semi-porous. | Second Postage Dues | |
| BABN-D | Opaque, stout vertical wove paper without clear mesh, even when held up to backlight. The felt side is non-porous. Gum is deep cream with a semi-gloss sheen. | Second Postage Dues | |
| BABN-E | Opaque, stout vertical wove, with no clear vertical mesh, unless held up to backlight, when fine mesh is just visible. The felt side is non-porous and the gum is a vertically striated cream with a satin sheen. | Arch Issue | |
| BABN-F | As BABN-B, but with a more yellowish gum that shows slight variations in tone. | Arch Issue | |
| BABN-G | Thick, stout opaque vertical wove paper with a semi-porous felt side. No visible mesh, even with backlighting. Striated glossy cream gum. | Ottawa Conference Issue | |
| BABN-H | As BABN-B, but gum has a satin sheen | Ottawa Conference Issue | |
| BABN-I | Stout, opaque vertical wove paper, with no visible mesh. The felt side is non-porous. | Medallion Issue |
This table is an work in progress that will expand as I examine more stamps of these issues.