Burnham B51, Extra Fine Semi-Flex Nib
Condition: N2.
No chips, cracks, dings or significant scratches. A striking pen in green marble with black veins. Wonderful Burnham 14K semi-flex nib that will provide a line variation of 0.4 mm to 0.8 mm
Lever filler.
Length: 43/4" (121 mm) capped, 55/8" (143 mm) posted.
We grade pens according to the following condition scale. Within a grade, we use + or – to indicate shades of variation; for example, a pen that is B+ falls into the B grade and shows so little use that it is only marginally not A2.
Condition | ![]() |
Description |
A1 | “Mint” (uninked). Shows no signs of use. | |
A2 | “Mint” (inked). As for A1 but may have been dipped or inked. | |
N1 | New Old Stock (NOS). Unsold dealer or manufacturer stock. Not dipped or inked but may show shop wear. | |
N2 | New Old Stock (NOS). Same as N1 but may have been dipped. | |
B | Excellent. All parts original and showing only very slight signs of use. Very slight surface scratching; very minor discoloration or brassing; crisp imprints; no significant dings. | |
C | Fine. All parts original. Some discoloration and brassing; light or worn imprints; small dings to metal or scratching on plastic. | |
D | Fair. Some parts possibly not original; significant brassing or discoloration; very worn imprints; dings and scratches. Maybe a good writing pen or usable for parts. |