Derek,
When I re-arranged your list by placing it in numerical order, certain patterns emerged. The tens and hundreds places don't seem to stand for anything specific, as in the Waterman's numbering scheme. But the ones place does stand for the size of the pen, the higher the number, the bigger the pen, and for the clip or ring-top appointments. The first four numbers also stand for the red color with black tips. The rest of the numbers, in their growing tens and hundreds places, seem to correspond to the chronological or sequential appearance of the various models of pens and pencils in their various colors, red first, then black, then the colorful celluloids. There are some exceptions, the pens with 20s, 30s, 40s, 200s, and 700s numbers. Also, it seems like two numbers were left out, 131 and 631, and number 208 should probably be 201.
George Kovalenko.
Duofold NumbersColor descriptions in 1929 catalogue.
1 - Duofold Black-tipped Lacquer-Red, Lady flat-top, 3 cap bands, clip.
2 - Duofold Black-tipped Lacquer-Red, Lady flat-top, 3 cap bands with ring-top.
3 - Duofold Black-tipped Lacquer-Red, flat-top Jr., 2 cap bands.
7 - Duofold Black-tipped Lacquer-Red, flat top Sr. 2 cap bands.
11 - Duofold Flashing Black and Gold, Lady, 3 cap bands, clip.
12 - Duofold Flashing Black and Gold, Lady, 3 cap bands, ring-top.
13 - Duofold Flashing Black and Gold, flat-top Jr., 2 cap bands.
17 - Duofold Flashing Black and Gold, flat-top Sr., 2 cap bands.
(Depression pens, Lucky Curve imprints on barrels & nibs, $2.75 bandless, $3.50 with cap bands.)
24 - Black pen, gold trim, (Lady size) flat-top, no cap bands, ring-top, #2 nib.
25 - Black pen, gold trim, (Duofold Jr. size) flat-top, no cap bands, clip, #2 nib.
27 - Black pen, gold trim, (Duofold Special - slim size) flat-top, no cap bands, clip, #2 nib.
38 - Black pen, gold trim, (Lady pen size) 2 cap bands, ring-top, #2 nib.
39 - Black pen, gold trim, (Duofold Jr. size) flat-top, 2 cap bands, #2 nib.
41 - Black pen, gold trim, (Duofold Special size - slim size) flat-top, 2 cap bands, #3 nib.
48 - Parker Pastel Moire, Ring Top Pen, colors A, B, C, G, L, M
49 - Parker Pastel Moire, Clip Pen, all colors
71 - Duofold Black-tipped Lacquer-Red, Lady pencil, clip.
72 - Duofold Black-tipped Lacquer-Red, Lady pencil, ring-top.
73 - Duofold Black-tipped Lacquer-Red, Jr. pencil.
77 - Duofold Black-tipped Lacquer-Red Sr. pencil.
78 - Parker Pastel Moire, Ring Top Pencil, colors A, B, C, G, L, M
79 - Parker Pastel Moire, Clip Pencil, all colors
81 - Duofold Flashing Black and Gold, Lady pencil, clip.
82 - Duofold Flashing Black and Gold, Lady pencil, ring-top.
83 - Duofold Flashing Black and Gold, Jr. pencil.
87 - Duofold Flashing Black and Gold, Sr. pencil.
101 - Duofold Black-Tipped Green Jade, flat-top Lady Jr., 3 cap bands, clip.
102 - Duofold Black-Tipped Green Jade, flat-top Lady Jr., 3 cap bands, ring-top.
103 - Duofold Black-Tipped Green Jade, flat-top Jr., 2 cap bands.
107 - Duofold Black-Tipped Green Jade, flat-top Sr., 2 cap bands.
111 - Duofold Black-Tipped Lapis Lazuli, Lady, 3 cap bands, clip.
112 - Duofold Black-Tipped Lapis Lazuli, Lady, 3 cap bands, ring-top.
113 - Duofold Black-Tipped Lapis Lazuli, flat-top Jr., 2 cap bands.
117 - Duofold Black-Tipped Lapis Lazuli, flat-top Sr., 2 cap bands.
121 - Duofold Imperial Mandarin Yellow - Black Tipped, Lady, 3 cap bands, clip.
122 - Duofold Imperial Mandarin Yellow - Black Tipped, Lady, 3 cap bands, ring-top.
123 - Duofold Imperial Mandarin Yellow - Black Tipped, flat-top Jr., 2 cap bands.
127 - Duofold Imperial Mandarin Yellow - Black Tipped, Sr., 2 cap bands.
[131, no number?]
132 - Duofold Pearl & Ebony flat-top Lady ring-top pen 3 cap bands.
133 - Duofold Pearl & Ebony flat-top Jr. 3 cap bands.
137 - Duofold Pearl & Ebony flat-top Sr. 3 cap bands.
171 - Duofold Black-Tipped Green Jade, Jr. pencil, clip.
172 - Duofold Black-Tipped Green Jade, Jr. pencil, ring-top.
173 - Duofold Black-Tipped Green Jade, Jr. pencil.
177 - Duofold Black-Tipped Green Jade, Sr. pencil.
181 - Duofold Black-Tipped Lapis Lazuli, Lady pencil, clip.
182 - Duofold Black-Tipped Lapis Lazuli, Lady pencil, ring-top.
183 - Duofold Black-Tipped Lapis Lazuli, pencil.
187 - Duofold Black-Tipped Lapis Lazuli, Sr. pencil.
191 - Duofold Imperial Mandarin Yellow - Black Tipped, Lady pencil, clip.
192 - Duofold Imperial Mandarin Yellow - Black Tipped, Lady pencil, ring-top.
193 - Duofold Imperial Mandarin Yellow - Black Tipped, Jr. pencil.
197 - Duofold Imperial Mandarin Yellow - Black Tipped, Sr. pencil.
202 - "Three-Fifty" Lady flat-top pen, 2 cap bands, ring-top.
208 - "Three-Fifty" pen, flat-top, 2 cap bands, clip. [201?]
[631, no number?]
632 - Duofold Pearl & Ebony Lady pencil with ring-top.
633 - Duofold Pearl & Ebony Jr. pencil.
637 - Duofold Pearl & Ebony Sr. pencil
701 - "Three-Fifty" Jr. pencil, clip.
702 - "Three-Fifty" in Modernistic Blue (generally known as True Blue) Lady pencil, ring-top.