| Slide Rules HOME page | PRICES | < SITE MAP > |
Detailed analysis from 01-Jun-2004 to 30-Jun-2004 | ||
| Number of bidded items | 1635 | |
| Number of unbidded items | 696 | |
| Total sales | $ 52098 | |
Most expensive items | ||
| "ANTIQUE K & E 18"" SLIDE RULE MODEL 4083 EXCE | $1982.00 | |
| Special K&E Power Computer Slide Rule MINT | $1525.65 | |
| Thacher's Calculating Instrument Slide Rule | $1000.00 | |
| Antique slide rule Keuffel Esser w/leather cas | $971.56 | |
| 1938 FULLER SLIDE RULE CALCULATOR | $585.00 | |
| """G.SMALL"" POCKET CALCULATOR CIRCULAR SLIDE | $433.00 | |
| KEUFFEL & ESSER ANALON SLIDE RULE #68-1400 | $432.77 | |
| Fullers Spiral Slide Rule Calculator By W. F. | $430.00 | |
| K & E Slide Rule Model 4110 RARE!!! | $355.00 | |
| 1908 Keuffel & Esser Duplex Slide Rule + Manua | $310.00 | |
| Vintage Seiko Auto Chronograph-Slide Rule Beze | $300.00 | |
| Vintage Seiko Auto Chronograph-Slide Rule Beze | $290.00 | |
| Rare Version K&E N4058W Slide Rule | $281.20 | |
| Rare Version K&E 4041 Slide Rule with C & C1 | $281.20 | |
| "THE BIG BERTHA, 7 FOOT PICKETT SLIDE RULE STO | $275.00 | |
| Vintage Seiko Auto Chronograph-Slide Rule Beze | $255.00 | |
| SEIKO AEROSPACE SLIDE RULE ALM CHRONO-SEH005 | $245.00 | |
| SEIKO TOP OF THE LINE PILOT'S SLIDE RULE ALM/C | $239.00 | |
| Giant Pickett wooden slide rule. Teachers aid | $230.39 | |
| Giant Pickett wooden slide rule. Teachers aid | $230.39 | |
Items with most bids | ||
| SEIKO PILOT SLIDE RULE CHORNO MENS WATCH !! | 36 | |
| **Pickett 4 foot teaching slide rule NIB** | 33 | |
| K&E (Keuffel & Esser) slide rule w/case- 4080- | 31 | |
| "THE BIG BERTHA, 7 FOOT PICKETT SLIDE RULE STO | 27 | |
| SEIKO AEROSPACE PILOT SLIDE RULE SKY BLUE SND2 | 26 | |
| Keuffel & Esser Log Duplex Decitrig #4081-5 Sl | 26 | |
| # Faber Castell Novo-Duplex 2/83 N slide rule | 26 | |
| Picket and Eckel Inc. Slide Rule Ruler Enginee | 24 | |
| SEIKO AEROSPACE PILOT SLIDE RULE SKY BLUE SND2 | 24 | |
| Apollo Moon Mission 600M ES Pickett Slide Rule | 24 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO - SND2 | 24 | |
| SEIKO PILOT SLIDERULE 100M CHRONO SND255P1 | 23 | |
| Aristo StudioLog 0969 Slide Rule | 22 | |
| Pickett N4-T Vector Type Log Slide Rule w/ Cas | 22 | |
| "ANTIQUE K & E 18"" SLIDE RULE MODEL 4083 EXCE | 21 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO - SND2 | 21 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO - SND2 | 21 | |
| SEIKO PILOT SLIDERULE 100M CHRONO SND255P1 | 21 | |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO - SND2 | 20 | |
| "K&E Slide Rule 4181-1C w/leather case, manual | 20 | |
Items with at least one bid | ||
| Average price | $31.86 | |
| Median price | $15.00 | |
| Upper quartile price | $30.00 | |
| Upper decile price | $71.00 | |
Items with no bid | ||
| Average price | $19.84 | |
Prices analysis by day of week | ||
| Day | Average | Median |
| Sun | $38.95 | $15.50 |
| Mon | $30.43 | $14.95 |
| Tue | $32.65 | $15.60 |
| Wed | $27.68 | $13.50 |
| Thu | $25.85 | $15.49 |
| Fri | $29.25 | $12.72 |
| Sat | $31.67 | $15.50 |
Price analysis by day of month | ||
| Day | Average | Median |
| 1 | $27.44 | $15.50 |
| 2 | $34.49 | $15.27 |
| 3 | $24.71 | $15.60 |
| 4 | $47.42 | $17.36 |
| 5 | $41.70 | $21.60 |
| 6 | $50.43 | $16.00 |
| 7 | $24.82 | $15.50 |
| 8 | $28.25 | $18.00 |
| 9 | $26.47 | $19.99 |
| 10 | $28.12 | $17.50 |
| 11 | $22.36 | $14.00 |
| 12 | $20.55 | $12.62 |
| 13 | $27.57 | $13.77 |
| 14 | $29.88 | $14.00 |
| 15 | $30.15 | $12.50 |
| 16 | $28.23 | $13.50 |
| 17 | $17.66 | $10.49 |
| 18 | $28.99 | $15.50 |
| 19 | $34.78 | $19.50 |
| 20 | $55.11 | $19.50 |
| 21 | $41.07 | $13.07 |
| 22 | $45.13 | $18.00 |
| 23 | $26.37 | $13.56 |
| 24 | $37.97 | $14.75 |
| 25 | $21.24 | $10.49 |
| 26 | $28.95 | $12.72 |
| 27 | $24.33 | $19.50 |
| 28 | $28.92 | $17.01 |
| 29 | $32.42 | $17.50 |
| 30 | $21.64 | $10.45 |
Number of sales by maker | ||
| Pickett | 450 | |
| Keuffel and Esser | 436 | |
| Post | 157 | |
| Dietzgen | 88 | |
| Sterling | 60 | |
| Faber Castell | 44 | |
| Sun Hemmi | 42 | |
| Aristo | 40 | |
| Lawrence | 38 | |
| AcuMath | 18 | |
| Nestler | 17 | |
| Texas Instruments | 16 | |
| Concise | 14 | |
| Fullerton | 6 | |
| Thornton | 4 | |
| Lafayette | 4 | |
| Fuller | 3 | |
| Otis King | 1 | |
| Other | 893 | |