| Slide Rules HOME page | PRICES | < SITE MAP > |
Detailed analysis from 01-May-2004 to 31-May-2004 | ||
| Number of bidded items | 1380 | |
| Number of unbidded items | 811 | |
| Total sales | $ 42235 | |
Most expensive items | ||
| BREITLING MONTBRILLIANT 1903 PILOT WATCH SLIDE | $2520.00 | |
| BEAUTIFUL VINTAGE KEUFFEL AND ESSER COMPANY SL | $1238.00 | |
| KEUFFEL & ESSER THATCHER SLIDE RULE CALCULATOR | $960.00 | |
| Vintage Wood Keuffel & Esser Slide Rule Portla | $661.41 | |
| K+E 4133 Roylance Electrical Slide Rule - Rare | $651.17 | |
| Analon Keuffel & Esser Co Slide Rule | $407.77 | |
| "K & E N4101Stadia 20"" Slide Rule for Surveyi | $355.00 | |
| "Vintage Sun Hemmi Duplex Slide Rule Model 154 | $262.75 | |
| Sexton's Omnimetre-Early Circular Slide Rule - | $257.52 | |
| Pickett N1090-ES Connor Spring Slide Rule w/ca | $248.60 | |
| SEIKO MENS ALARM CHRONOGRAPH SLIDE RULE PILOT | $243.00 | |
| """SUN"" Hemmi Bamboo Slide Rule #275 w\case" | $237.50 | |
| DIFFERENT 2 FOLD 24 in BOX WOOD SECTOR SLIDE R | $232.50 | |
| VINTAGE KEUFFEL& ESSER CO. N-4096 SLIDE RULE W | $230.25 | |
| HEMMI SUN NO. 266 ELECTRONICS SLIDE RULE WITH | $203.50 | |
| "Aristo IBM Manpower Calculator Slide Rule * 1 | $202.50 | |
| SEIKO MENS ALARM CHRONOGRAPH SLIDE RULE PILOT | $202.50 | |
| Otis King Spiral Slide Rule Calculater w Origi | $202.50 | |
| "Rare 25 "" Double Slide Boxwood Slide Rule Hy | $200.00 | |
| Unused Apollo Moon Mission 600 Pickett Slide R | $199.00 | |
Items with most bids | ||
| SEIKO MENS ALARM CHRONOGRAPH SLIDE RULE PILOT | 24 | |
| K&E Keuffel & Esser Slide Rule & Leather Case | 24 | |
| SEIKO PILOT SLIDE RULE CHORNO MENS WATCH !! | 23 | |
| SEIKO PILOT SLIDE RULE CHORNO MENS WATCH !! | 21 | |
| SEIKO MENS ALARM CHRONOGRAPH SLIDE RULE PILOT | 20 | |
| HEMMI SUN NO. 266 ELECTRONICS SLIDE RULE WITH | 20 | |
| Effects of Nuclear Weapons Slide Rule & Book! | 18 | |
| "Post 1460L Versalog slide rule, case & manual | 18 | |
| 8 Inch Binary Circular Slide Rule | 18 | |
| SEIKO PILOT SLIDE RULE CHORNO MENS WATCH !! | 18 | |
| """SUN"" Hemmi Bamboo Slide Rule #275 w\case" | 17 | |
| CITIZEN SLIDE RULE ECODRIVE WORLDTIME ALM CHR | 17 | |
| BLUES ROCK LEAD GUITAR INSTRUCTION SLIDE RULE | 17 | |
| SEIKO PILOT SLIDERULE 100M CHRONO SND255P1 | 17 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO - SND2 | 16 | |
| Vintage Slide Rule with Pocket Protector K&E D | 16 | |
| NICE CONDITION STANLEY NO. 26 TWO FOOT RULE W/ | 16 | |
| VINTAGE KEUFFEL& ESSER CO. N-4096 SLIDE RULE W | 16 | |
| DIETZGEN MULTIPLEX SLIDE RULE NO. 1738 METAL W | 16 | |
| Engineer Cylinder Slide Rule Interesting Item | 16 | |
Items with at least one bid | ||
| Average price | $30.60 | |
| Median price | $13.55 | |
| Upper quartile price | $29.78 | |
| Upper decile price | $58.50 | |
Items with no bid | ||
| Average price | $17.92 | |
Prices analysis by day of week | ||
| Day | Average | Median |
| Sun | $23.11 | $13.50 |
| Mon | $26.87 | $12.36 |
| Tue | $35.80 | $16.05 |
| Wed | $34.44 | $15.00 |
| Thu | $30.71 | $13.50 |
| Fri | $32.53 | $13.03 |
| Sat | $38.39 | $14.99 |
Price analysis by day of month | ||
| Day | Average | Median |
| 1 | $24.87 | $16.50 |
| 2 | $21.18 | $12.50 |
| 3 | $23.02 | $10.01 |
| 4 | $21.69 | $16.05 |
| 5 | $22.23 | $9.99 |
| 6 | $28.55 | $15.61 |
| 7 | $20.99 | $8.50 |
| 8 | $26.54 | $20.50 |
| 9 | $20.91 | $13.35 |
| 10 | $28.89 | $19.99 |
| 11 | $34.62 | $21.27 |
| 12 | $26.56 | $19.09 |
| 13 | $33.94 | $16.95 |
| 14 | $39.57 | $9.99 |
| 15 | $73.02 | $26.00 |
| 16 | $32.40 | $17.02 |
| 17 | $39.26 | $16.01 |
| 18 | $62.06 | $11.50 |
| 19 | $56.30 | $14.00 |
| 20 | $18.83 | $12.50 |
| 21 | $45.18 | $22.49 |
| 22 | $19.54 | $10.49 |
| 23 | $21.47 | $15.06 |
| 24 | $24.08 | $12.51 |
| 25 | $28.42 | $19.99 |
| 26 | $31.94 | $20.50 |
| 27 | $38.29 | $13.50 |
| 28 | $19.70 | $17.50 |
| 29 | $81.21 | $11.05 |
| 30 | $20.93 | $11.55 |
| 31 | $20.90 | $9.99 |
Number of sales by maker | ||
| Keuffel and Esser | 392 | |
| Pickett | 345 | |
| Post | 161 | |
| Dietzgen | 76 | |
| Sun Hemmi | 57 | |
| Sterling | 50 | |
| Lawrence | 42 | |
| Faber Castell | 41 | |
| Aristo | 28 | |
| Texas Instruments | 22 | |
| AcuMath | 15 | |
| Concise | 14 | |
| Nestler | 14 | |
| Thornton | 5 | |
| Otis King | 3 | |
| Lafayette | 2 | |
| Fullerton | 1 | |
| Fuller | 0 | |
| Other | 923 | |