back to the main page  Blundell Harling  previous Blundell Harling rule: 803 Rietz  The Collection of Calculating Devices  no next Blundell Harling rule 
Deutsche Version
Deutsche Version
TCoCD Pictures Slide Rules Blundell Harling 905 Academy Duplex

Blundell Harling 905 Academy Duplex
905 Academy Duplex (front)

905 Academy Duplex (back)

front side:
(click for larger images)		 left end (30k)
left end (30k) 		right end (30k)
right end (30k)
back side:
(click for larger images)		 left end (26k)
left end (26k) 		right end (32k)
right end (32k)
type:  
scales:  front:  upper frame
    slide
    lower frame
  back:  upper frame
    slide
    lower frame
LL01, LL02, LL03, A
B, L, CI, C
D, LL3, LL2, LL1
K, P, ST, DF
CF, CIF, CI, C
D, T, S
size:  length
  width
  weight
329 mm
51 mm
79 g
material:  frame & slide
  runner
 
white plastic
clear plastic
(double sided)
production:  years
  country
 
England
TCoCD Pictures Slide Rules Blundell Harling 905 Academy Duplex

back to the main page  Blundell Harling  previous Blundell Harling rule: 803 Rietz  The Collection of Calculating Devices  no next Blundell Harling rule 
Deutsche Version
Deutsche Version

Copyright © Andreas Tabak, 1998 - 2006
Last update on 21-Jul-2007 		Guest Book    Legal Stuff    Sitemap    Navigation    FAQ   Feedback/eMail