| Slide Rules HOME page | PRICES | < SITE MAP > |
Detailed analysis from 01-Aug-2004 to 31-Aug-2004 | ||
| Number of bidded items | 1361 | |
| Number of unbidded items | 747 | |
| Total sales | $ 41410 | |
Most expensive items | ||
| Early Keuffel Esser LL Duplex Slide Rule With | $1200.00 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $1056.00 | |
| Heuer calculator chronograph Slide rule | $705.00 | |
| Loga 7.5m Cylindrical Slide Rule Rechenwalze S | $416.10 | |
| K&E Decilon Slide Rule Rechenschieber MIB All- | $306.10 | |
| "ANTIQUE C. 1900 K & E 10"" SLIDE RULE W/ CASE | $287.99 | |
| Faber-Castel 62/83N Slide-Rule Rechenschieber | $265.00 | |
| Original POST Slide Rule Display w/ 8 slide Ru | $256.00 | |
| GIANT 7 FOOT PICKETT REPLICA SLIDE RULE -IT WO | $215.39 | |
| K&E Pocket Slide Rule 5 Deci-Lon #68 1130 In C | $212.50 | |
| Dietzgen Projection Slide Rule 1789-34 -New in | $209.06 | |
| "Pickett 12"" Executive X-3 Synchrolog metal s | $207.50 | |
| Unusual Load Adjuster Slide Rule Case COX AIRC | $204.49 | |
| Citizen Eco-Drive Skyhawk Pilot Chrono Slide R | $202.50 | |
| Dempster RotaRule Circular Slide Rule * Model | $202.50 | |
| Huge 4' long pickett wooden slide rule | $202.00 | |
| Pickett Twin Pack N4 N4p Slide Rule Rules Man | $199.99 | |
| Pickett Twin Pack N4 N4p Slide Rule Rules Man | $199.99 | |
| GIANT 7 FOOT PICKETT REPLICA SLIDE RULE -IT WO | $198.25 | |
| Huge 7 Foot KEUFFEL & ESSER Model 100 SLIDE RU | $187.50 | |
Items with most bids | ||
| Original POST Slide Rule Display w/ 8 slide Ru | 30 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | 27 | |
| LARGE KEUFFEL & ESSER #4081-5 SLIDE RULE NO RE | 25 | |
| Slide Rule & Pencil | 25 | |
| Seiko Blue Speedmaster Pilot Slide Rule Chrono | 24 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH- | 24 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH- | 22 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | 22 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH- | 22 | |
| Antique mystery slide rule 1900's? | 21 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHORNO MENS W | 20 | |
| Early A W Faber Castell Slide Rule In German C | 20 | |
| 4' Pickett Classroom Teaching Slide Rule - Exc | 20 | |
| **Pickett 4p-ES pocket slide rule NIB** | 19 | |
| Seiko Blue Speedmaster Pilot Slide Rule Chrono | 19 | |
| **Pickett N4p-T Pocket slide rule NIB** | 19 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | 18 | |
| Very Early K&E polyphase slide rule and case | 18 | |
| Faber-Castell 2/83N Novo-Duplex Slide Rule | 18 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | 18 | |
Items with at least one bid | ||
| Average price | $30.43 | |
| Median price | $13.49 | |
| Upper quartile price | $30.30 | |
| Upper decile price | $82.00 | |
Items with no bid | ||
| Average price | $21.23 | |
Prices analysis by day of week | ||
| Day | Average | Median |
| Sun | $33.82 | $13.50 |
| Mon | $30.76 | $15.51 |
| Tue | $25.57 | $13.50 |
| Wed | $31.00 | $11.83 |
| Thu | $32.45 | $11.57 |
| Fri | $29.82 | $15.57 |
| Sat | $25.23 | $11.56 |
Price analysis by day of month | ||
| Day | Average | Median |
| 1 | $23.55 | $15.50 |
| 2 | $33.35 | $23.16 |
| 3 | $23.90 | $12.99 |
| 4 | $40.23 | $13.51 |
| 5 | $21.28 | $15.00 |
| 6 | $26.99 | $15.50 |
| 7 | $27.97 | $15.00 |
| 8 | $39.11 | $14.49 |
| 9 | $34.71 | $14.50 |
| 10 | $28.19 | $21.75 |
| 11 | $42.82 | $26.00 |
| 12 | $30.60 | $14.51 |
| 13 | $38.25 | $17.67 |
| 14 | $22.19 | $11.56 |
| 15 | $26.57 | $12.50 |
| 16 | $21.11 | $15.00 |
| 17 | $23.24 | $14.17 |
| 18 | $14.76 | $9.99 |
| 19 | $24.18 | $11.50 |
| 20 | $24.90 | $15.50 |
| 21 | $34.25 | $20.00 |
| 22 | $45.51 | $13.09 |
| 23 | $30.34 | $12.95 |
| 24 | $23.57 | $12.61 |
| 25 | $26.47 | $11.00 |
| 26 | $48.27 | $10.50 |
| 27 | $29.54 | $16.51 |
| 28 | $17.65 | $9.99 |
| 29 | $34.74 | $16.00 |
| 30 | $39.33 | $19.50 |
| 31 | $30.59 | $11.16 |
Number of sales by maker | ||
| Pickett | 404 | |
| Keuffel and Esser | 386 | |
| Post | 170 | |
| Dietzgen | 89 | |
| Sterling | 44 | |
| Faber Castell | 43 | |
| Lawrence | 42 | |
| Sun Hemmi | 36 | |
| Aristo | 27 | |
| Concise | 19 | |
| Texas Instruments | 19 | |
| Nestler | 15 | |
| AcuMath | 11 | |
| Otis King | 4 | |
| Thornton | 4 | |
| Lafayette | 3 | |
| Fullerton | 2 | |
| Fuller | 0 | |
| Other | 790 | |