 The POST Slide Rule Archive | ||||
 Updated RegularlyClick REFRESH on your browser if pages seem unchanged 
 Visit our amazing document server. Everything from Quotes and SciFi to Ethics.
| Sphere Research Corporation 3394 Sunnyside Rd. West Kelowna, BC, Canada V1Z 2V4 Phone: +1 (250) 769-1834 FAX:+1 (250) 769-4106 A great source for test equipment, repairs, calibrations, useful metrology information, and of course, SLIDE RULES! JUST SCROLL DOWN TO SEE EVERYTHING! | |||
POST Slide Rules 
| - Model Number - | Type | Length | Material | Front | Back | Dates | Comment |
| Catalog Number and Name
Names in italics actually appear on the rule. Other names are common usage or taken from catalogs. Post brand slide rules are usually labeled with model number and the Post trademark or Frederick Post Co. |
Type:
Mannheim Duplex Simplex Circular Etc. Simplex means a duplex rule that has no calculating scales on the backs of the stators. |
Nominal Length in Inches (Most 10-inch slide rules have scales that are actually 250 mm long--slightly shorter than 10 inches.) | What the rule is made of, such as wood, plastic, unobtanium, etc. | Scales on Front For mannheim rules only, this also includes any measuring scale on top edge set off with // or ||. 'cm //' indicates a centimeter scale on a slanted surface; '0 ||' indicates a vertical surface with no scale. | Scales on Back For mannheim rules only, this also includes any measuring scale on bottom edge set off with // or ||. Measuring scales are given wherever they are known. If nothing is shown, scale is not known. | Our guess about when the rule was made or available. If we have only one reference, that date is given. | Other interesting information such as original catalog price, what rule it was made from, or is similar to, etc. |
| 1445 A W Faber Calculating Rule |
Mannheim | 10 | Bare Boxwood | 1903 | Nickeled metal indicator. $3.50. | ||
| 1445 Post Vest Pocket Extra Thin |
Mannheim | 5 | Celluloid Bamboo | 5 in // DF [CF, CI, C] D | [S, L, T] || 0 | 1932 - WW II | Hemmi 34p. $3.15 in 1936. |
1445  Post Eight-Inch Student |
Mannheim | 8 | Celluloid Bamboo | 0 || K, DF [CF, CI, C] D, A | [SI, L, TI] || 0 | c. 1964+ | Some Tab-punched vinyl case. Hemmi 45K. $3.00. |
1445P
Post Eight Inch Student
|
Mannheim | 8 | Plastic | 0 || K, DF [CF, CI, C] D, A | [S, L, T] || 0 | 1965 | Hemmi P45D. |
| 1446 A W Faber Calculating Rule |
Mannheim | 10 | Celluloid Wood | 1903 | 1445 w celluloid face. $3.75 | ||
| 1446 Boucher Calculator |
Watch | 1910 | Enameled dial. $8.50. | ||||
| 1446A Boucher Calculator |
Watch | 1910 | Silvered dial. $14.00. | ||||
| 1446 Post Student Mannheim |
Mannheim | 10 | Celluloid Mahogany | in || A [B, C] D | [S, L, T] || cm | 1925 - 31 | 1442 plus S & T. Faber-Castell. $4.20 in 1927. |
1446 Post Student Mannheim |
Mannheim | 10 | Celluloid Bamboo | 0 || A [B, C] D | [S, L, T] || 0 | 1932 - 49+ exc WW II | Hemmi 40. C Cursor until 1937. $3.50 in 1936. |
1446D Post Student |
Mannheim | 10 | Painted Wood | 26 cm || A [B, CI, C] D, K | [S, L, T] || 10 in | WWII | Lawrence 250-BT. One-piece plastic cursor. $1.25 in 1944. |
| 1446 Post Student |
Mannheim | 10 | Painted Wood | 26 cm || A [B, CI, C] D, K | [S, L, T] || 10 in | WWII | Lawrence 250-BT. Celluloid cursor. $1.50 in 1945. |
| 1447 Sexton's Omnimetre No. 1 |
Circular | 7 | Bristol board | 1910 | $1.00. | ||
| 1447A Sexton's Omnimetre No. 2 |
Circular | 7 | Non-absrbent | 1910 | $2.00. | ||
| 1447B Sexton's Omnimetre No. 3 |
Circular | 7 | Bristol board | 1910 | $3.00. | ||
| 1447C Sexton's Omnimetre No. 6 |
Circular | 6 | Cardbrd | 1910 | $2.00. | ||
1447
     Post Student |
Mannheim | 10 | Celluloid Bamboo | 0 || A [B, CI, C] D, K | [S, L, T] || 0 | 1932 + exc WW II | Hemmi 40RK. Post 1446 plus CI and K. $2.50 in 1932; $3.95 in 1970. 1447-22 = Instruction Kit |
| 1447-A
Post |
1932 | Hemmi. Possibly just a case variation. $2.10. | |||||
| 1447-M
Post |
1932 | Hemmi. Possibly just a case variation. $3.00. | |||||
| 1447D Post Student |
Mannheim | 10 | Celluloid Wood | 0 || A [B, CI, C] D, K | [S, L, T] || 0 | WW II | Charvoz Roos SR 105D. $2.00 in 1945. |
1447 Post Student |
Mannheim | 10 | Celluloid Wood | 0 || A [B, CI, C] D, K | [S, L, T] || 0 | WW II | Same as above. No 'D' in model number. |
1447 DP
Post Projection
|
Projection | 10 | Acrylic | A [B, CI, C] D, K | A [S, L, T] D, K | 1969 | Overhead projectors. $25.00 in 1969. Hemmi. |
1447P
 Post Student |
Mannheim | 10 | Plastic | 0 // A [B, CI, C] D, K | [S, L, T] || 0 | 1967 | Dark gray endpieces. Hemmi. |
| 1448 A W Faber Improved Calculating Rule |
Mannheim | 10 | Celluloid Wood | 1903 | With tension adjuster. $4.25. | ||
| 1448 Halden Calculex |
Watch | 2 | 1910 | $5.00. | |||
| 1448 Post Mannheim Adjustable |
Mannheim | 5 | Celluloid Mahogany | in || A [B, C] D | [S, L, T] || cm | 1925 - 31 | 5-inch 1449. Faber-Castell. $5.70 in 1927. |
| 1448 Post Student Mannheim (C cursor) |
Mannheim | 5 | Celluloid Bamboo | in // A [B, C] D | [S, L, T] | 1932 - WW II | Hemmi 34. $4.75 in 1932. |
| 1449 Chandler's Adding and Subtracting Scale |
Circular | Celluloid | 1910 | $1.00. | |||
| 1449 Post Mannheim Adjustable |
Mannheim | 10 | Celluloid Mahogany | in // A [B, C] D | [S, L T] // cm | 1925 - 31 | Faber-Castell. $6.60 in 1927. |
| 1449 Post Student Mannheim (C cursor) |
Mannheim | 10 | Celluloid Bamboo | 10 in // A [B, C] D | [S, L, T] | 1932 - WW II | Hemmi 50. $5.50 in 1932. |
1449T
Post Extra Thin Mannheim
|
Mannheim | 10 | Celluloid Bamboo | 10 in // A [B, C] D | [S, L, T] | 1940 | Hemmi.50. |
The Slide Rule Universe Click to VISIT or RETURN | Click Here  To go back to the Slide Rule Marketplace |
  E-Mail Us !
| You are visitor number  . Site Design & contents copyright 1999, 2000, 2003, 2008 by Walter Shawlee 2, Ted Hume & Paul Ross. |
