| Slide Rules HOME page | PRICES | < SITE MAP > |
Detailed analysis from 01-Dec-2004 to 31-Dec-2004 | ||
| Number of bidded items | 1409 | |
| Number of unbidded items | 591 | |
| Total sales | $ 46863 | |
Most expensive items | ||
| Anonimo Slide Rule Black Face Men's Watch | $929.19 | |
| Keuffel & Esser Favorite Slide Rule Ruler Wood | $621.38 | |
| #3704-16 KEUFFEL & ESSER CO.-VERY GOOD CONDITI | $483.76 | |
| Vintage Sun Hemmi No. 154 Slide Rule 22 | $288.34 | |
| SEIKO AEROSPACE SLIDE RULE ALARM CHRONO SEH005 | $245.00 | |
| Rule 20 Inch Model Mahogany with metal legs & | $224.50 | |
| "SLIDE RULE, for Radiation (Radio) A. G. Thorn | $205.50 | |
| K+E Deci-Lon 5_ 68-1130 slide rule 68 1130 Kue | $199.99 | |
| "KEUFFEL & ESSER 4083-5 22"" SLIDE RULE MINT I | $189.50 | |
| VINTAGE KEUFFEL & ESSER N.Y. SLIDE RULE LEATHE | $182.49 | |
| Rare pre 1859 Slide Rule Ruler England Nice Pa | $181.49 | |
| SLIDE RULE ADDING MACHINE CALCULATOR STEPHENSO | $174.50 | |
| "Duplex 2/83N also"" Biplex "">king of 10"" Lo | $169.99 | |
| "Duplex 2/83N also"" Biplex "">king of 10"" Lo | $167.00 | |
| "Duplex 2/83N also"" Biplex "">king of 10"" Lo | $166.00 | |
| "ANTIQUE A.W. Faber 20 3/4"" Slide Rule & Leat | $164.98 | |
| "1947 K&E Keuffel Esser 4081 Slide Rule Ruler | $164.50 | |
| Stanley No.212 Hatter's Slide Rule w/Advertisi | $158.50 | |
| **Pickett 4 foot teaching slide rule 1010ES NI | $155.03 | |
| Pencil w Mathematical Slide Rule Metallic Komb | $154.49 | |
Items with most bids | ||
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | 42 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | 40 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | 31 | |
| Anonimo Slide Rule Black Face Men's Watch | 30 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | 28 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | 28 | |
| Circular Slide Rule | 26 | |
| 1961 Keuffel & Esser Deci-Lon 10 Slide Rule & | 26 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | 25 | |
| 4 FOOT! Pickett SLIDE RULE vintage DISPLAY PRO | 25 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | 24 | |
| Ivory & German Silver Engineer's Calculating S | 23 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | 23 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | 23 | |
| HUGHES-OWENS VERSALOG SLIDE RULE RULER sun hem | 23 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | 22 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | 22 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | 22 | |
| K&E ANALON ENGINEER SLIDE/RULE SLIDERULE KEUFF | 22 | |
| "Keuffel & Esser 4081-3 Slide Rule, USA, Nice | 22 | |
Items with at least one bid | ||
| Average price | $33.26 | |
| Median price | $17.50 | |
| Upper quartile price | $41.13 | |
| Upper decile price | $84.00 | |
Items with no bid | ||
| Average price | $22.18 | |
Prices analysis by day of week | ||
| Day | Average | Median |
| Sun | $36.18 | $16.00 |
| Mon | $29.47 | $16.59 |
| Tue | $29.62 | $17.37 |
| Wed | $34.50 | $20.00 |
| Thu | $35.10 | $16.50 |
| Fri | $37.29 | $20.51 |
| Sat | $27.19 | $16.27 |
Price analysis by day of month | ||
| Day | Average | Median |
| 1 | $47.27 | $26.05 |
| 2 | $50.49 | $71.00 |
| 3 | $38.06 | $29.99 |
| 4 | $25.51 | $17.50 |
| 5 | $34.11 | $14.00 |
| 6 | $27.22 | $15.85 |
| 7 | $22.60 | $12.99 |
| 8 | $28.29 | $15.50 |
| 9 | $28.04 | $18.15 |
| 10 | $32.63 | $24.00 |
| 11 | $28.48 | $9.99 |
| 12 | $33.71 | $18.49 |
| 13 | $30.74 | $18.49 |
| 14 | $31.73 | $23.50 |
| 15 | $34.48 | $21.57 |
| 16 | $26.94 | $11.00 |
| 17 | $27.17 | $18.50 |
| 18 | $25.67 | $16.27 |
| 19 | $29.13 | $16.07 |
| 20 | $27.55 | $16.01 |
| 21 | $30.37 | $19.00 |
| 22 | $27.98 | $15.00 |
| 23 | $37.60 | $20.50 |
| 24 | $44.55 | $26.50 |
| 25 | $31.77 | $21.95 |
| 26 | $51.66 | $21.50 |
| 27 | $34.87 | $20.00 |
| 28 | $37.08 | $22.00 |
| 29 | $38.44 | $31.00 |
| 30 | $48.67 | $31.00 |
| 31 | $51.94 | $56.00 |
Number of sales by maker | ||
| Pickett | 403 | |
| Keuffel and Esser | 284 | |
| Post | 95 | |
| Dietzgen | 67 | |
| Sterling | 48 | |
| Sun Hemmi | 31 | |
| Faber Castell | 28 | |
| Lawrence | 22 | |
| Aristo | 18 | |
| Nestler | 14 | |
| Concise | 13 | |
| AcuMath | 12 | |
| Texas Instruments | 8 | |
| Thornton | 4 | |
| Lafayette | 3 | |
| Fullerton | 1 | |
| Otis King | 1 | |
| Fuller | 0 | |
| Other | 948 | |