Boring
Welcome | What’s New?
Site Map | Usage Note

Become a Contributor
Really Boring
What is a Leadholder?
Leadholder History
Leadholder Mechanics
Leadholder Database
Yawn
References
Contributors
Leadholder Links
Contact D. B. Smith
Speedraft P10
imprint reads:  “P-10  Speedraft  Pat. Pend”
Right end is fitted with a pricker (not original to the pencil).
courtesy Allan Macdonald collection

Speedraft P-10

Keuffel & Esser, New Jersey, U.S.A.

lead diameter
mechanism
composition
variations
production date
origin
2 mm
twist-lock clutch
plastic barrel, metal mechanism
unknown
c 1944
USA
 
special features interchangeable template guide nosepieces.
see also U.S. Patent 2,514,003 “Drafting Pencil”
imprint reads:  “P 10  SPEEDRAFT  Pat. Pend”  

P-10 Speedraft

(black plastic barrel)

Keuffel & Esser, New Jersey, U.S.A.

lead diameter
mechanism
composition
variations
production date
origin
2 mm
twist-lock clutch
plastic barrel, metal mechanism
none
1950s
USA
   
special features interchangeable template guides
see also Keuffel & Esser 1954-1959 catalog, page 168
U.S. Patent 2,514,003 “Drafting Pencil”
  template guide spacers
imprint reads:  “SPEEDRAFT”
  template guide spacers courtesy Allan Macdonald collection

P-10 Speedraft

(wooden barrel*)

Keuffel & Esser, New Jersey, U.S.A.

lead diameter
mechanism
composition
variations
production date
origin
2 mm
twist-lock clutch
wooden barrel*, metal mechanism
none
1950s
USA
  * The barrel composition is very unusual.  It appears to be wooden, although the finish is such that there is no trace of wood grain.  Also, the intricacy of the machining required (see black plastic P-10) makes me skeptical this barrel really is wood.
special features interchangeable template guides
Keuffel & Esser 1954-1959 catalog, page 168
U.S. Patent 2,514,003 “Drafting Pencil”
Speedraft box
  Speedraft box


Keuffel & Esser 1954 catalog excerpt:

Keuffel & Esser, 1954 catalog, page 168 excerpt

Keuffel & Esser, 1954 catalog, page 167 excerpt