Aristo Aviat Manual There are 5 Adobe PDF files in 1 zip file. File 1 - aviat01.zip - 2.05 MB (2,155,404 bytes)
	Aristo Hyperlog Manual There is 1 Adobe PDF file in 1 zip file. File 1 - hyperlog.zip - 1.60 MB (1,688,216 bytes)
	Aristo Studiolog Manual There is 1 Adobe PDF file in 1 zip file. File 1 - studiolog.zip - 1.81 MB (1,903,384 bytes)
	Instruction Manual for Bruning 2398 Slide Rule There are 18 scans in 2 zip files. File 1 - brun2398-01.zip - 2.07 MB (2,175,006 bytes) File 2 - brun2398-02.zip - 2.21 MB (2,320,609 bytes)
	Concise Circular Slide Rules 28N Manual There are 11 scans in 1 zip file. File 1 - concise28n.zip - 727 KB (745,449 bytes)
	Dietzgen/Gilson Circular Slide Rule Manual There are 18 scans in 1 zip file. File 1 - dietgilman.zip - 663 KB (679,818 bytes)
	Faber-Castell Business Rule Manual There is 1 Adobe PDF file in 1 zip file. File 1 - fc.zip - 1.57 MB (1,653,664 bytes)
	Faber-Castell 2/82N Instructions There are 27 scans in 2 zip files. File 1 - fc2-82n01.zip - 2.00 MB (2,102,807 bytes) File 2 - fc2-82n02.zip - 2.09 MB (2,195,603 bytes)
	Faber-Castell 2/83N, 62/83N Instructions There are 16 scans in 2 zip files. File 1 - fc2-83n01.zip - 2.62 MB (2,750,682 bytes) File 2 - fc2-83n02.zip - 2.58 MB (2,706,467 bytes)
	Faber-Castell Mathema Manual There is 1 Adobe PDF file in 1 zip file. File 1 - mathema.zip - 2.49 MB (2,617,375 bytes)
	Instructions for Using Fowler's Patent Calculator - 1916 There are 9 scans in 1 zip file. File 1 - fowler.zip - 694 KB (711,252 bytes)
	Foxboro Flow and Valve Rule There are 27 scans in 5 zip files. File 1 - fox01.zip - 3.15 MB (3,312,357 bytes) File 2 - fox02.zip - 2.31 MB (2,427,333 bytes) File 3 - fox03.zip - 2.49 MB (2,612,795 bytes) File 4 - fox04.zip - 2.33 MB (2,445,070 bytes) File 5 - fox05.zip - 2.34 MB (2,456,440 bytes)
	Graphoflex 640 Instructions There are 8 scans in 1 zip file. File 1 - graphoflex640.zip - 1.53 MB (1,612,079 bytes)
	Hemmi 130W Manual There is 1 Adobe PDF file in 1 zip file. File 1 - hemmi_130w.zip - 1.40 MB (1,475,085 bytes)
No Image	Hemmi 153 Manual There is 1 Adobe PDF file in 1 zip file. File 1 - hemmi_153.zip - 378 KB (387,595 bytes)
	Hemmi 255D & 275D Manual There is 1 Adobe PDF file in 1 zip file. File 1 - hemmi_255d_275d.zip - 2.58 MB (2,712,354 bytes)
	Hemmi 257 Manual There are 23 scans in 1 zip file. File 1 - hemmi-257manual.zip - 2.47 MB (2,595,055 bytes)
	Hemmi 257 Manual There is 1 Adobe PDF file in 1 zip file. File 1 - hemmi_257.zip - 2.22 MB (2,337,891 bytes)
	Hemmi 259D There are 27 scans in 3 zip files. File 1 - h259d1.zip - 2.08 MB (2,182,019 bytes) File 2 - h259d2.zip - 2.18 MB (2,286,855 bytes) File 3 - h259d3.zip - 1.94 MB (2,040,705 bytes)
	Hemmi 266 There are 33 scans in 4 zip files. File 1 - hemmi266-1.zip - 3.21 MB (3,367,565 bytes) File 2 - hemmi266-2.zip - 3.48 MB (3,649,917 bytes) File 3 - hemmi266-3.zip - 2.97 MB (3,125,139 bytes) File 4 - hemmi266-4.zip - 3.89 MB (4,086,591 bytes)
	Kane Mark VI Dead Reckoning Computer Manual There are 18 scans in 2 zip files. File 1 - kane-01.zip - 2.31 MB (2,432,682 bytes) File 2 - kane-02.zip - 2.47 MB (2,599,139 bytes)
	K&E Analon Manual There are 37 scans in 1 zip file. File 1 - ke_analon.zip - 1.77 MB (1,860,173 bytes)
	K&E Cooke Radio Slide Rule Manual There is 1 Adobe PDF file in 1 zip file. File 1 - cooke.zip - 4.19 MB (4,397,028 bytes)
	K&E 68-1100 Deci-Lon Manual There are 100 scans in 7 zip files. File 1 - declon01.zip - 2.08 MB (2,192,014 bytes) File 2 - declon02.zip - 2.23 MB (2,339,617 bytes) File 3 - declon03.zip - 2.17 MB (2,282,437 bytes) File 4 - declon04.zip - 2.28 MB (2,400,818 bytes) File 5 - declon05.zip - 2.38 MB (2,504,073 bytes) File 6 - declon06.zip - 2.49 MB (2,619,988 bytes) File 7 - declon07.zip - 1.31 MB (1,383,000 bytes)
	K&E 4081 Log Log Duplex Decitrig Manual There are 68 scans in 7 zip files. File 1 - ke4081-01.zip - 2.19 MB (2,296,875 bytes) File 2 - ke4081-02.zip - 2.51 MB (2,635,604 bytes) File 3 - ke4081-03.zip - 2.65 MB (2,782,761 bytes) File 4 - ke4081-04.zip - 2.51 MB (2,637,468 bytes) File 5 - ke4081-05.zip - 2.62 MB (2,752,160 bytes) File 6 - ke4081-06.zip - 2.56 MB (2,688,372 bytes) File 7 - ke4081-07.zip - 1.56 MB (1,645,760 bytes)
	K&E 4081 DI Scale Manual Addendum There are 7 scans and 1 html page in 1 zip file. File 1 - ke_discale.zip - 395 KB (404,857 bytes)
	KL1 Russion Circular Slide Rule Instructions There is 1 scan and 1 rtf file in 1 zip file. File 1 - kl1_russnsr.zip - 591 KB (605,781 bytes)
No Image	Nuclear Bomb Effects Computer Instructions There are two scans in 1 zip file. File 1 - nucleareffects.zip - 757 KB (775,853 bytes)
	Otis-King Instructions There are some HTML and image files in 1 zip file. File 1 - ok_man.zip - 43.9 KB (44,997 bytes)
	PIC Differential Scales for Trigonometric Computations There is 1 Adobe PDF file in 1 zip file. File 1 - dif_pic.zip - 2.24 MB (2,351,010 bytes)
No Image	PIC Trigonometrical Differential Scales There is 1 Adobe PDF file in 1 zip file. File 1 - pic131.zip - 1.96 MB (2,059,609 bytes)
	Pickett Model 14 - War Department Technical Manual, Rule, Slide, Military There is 1 Adobe PDF file in 1 zip file. File 1 - pick14.zip - 3.32 MB (3,484,284 bytes)
	Pickett 101C Circular Slide Rule There are 11 scans in 1 zip file. File 1 - 101-c.zip - 3.44 MB (3,608,536 bytes)
	Pickett Model 3 - Deci Log Log There is 1 Adobe PDF file in 1 zip file. File 1 - model_3.zip - 278 KB (284,925 bytes)
	Pickett N4 - How to use Log Log Slide Rules There are 68 scans in 4 zip files. File 1 - n4_1_4.zip - 2.00 MB (2,105,567 bytes) File 2 - n4_2_4.zip - 1.91 MB (2,013,795 bytes) File 3 - n4_3_4.zip - 2.50 MB (2,630,946 bytes) File 4 - n4_4_4.zip - 2.16 MB (2,265,211 bytes) This manual is missing Page 30, however this section of the manual is identical with the How to Use Log Log Slide Rules and the missing page from that manual is here: pickn4p30.zip - 393 KB (403,171 bytes)
	Pickett - How to Use Log Log Slide Rules There are 35 scans in 4 zip files. File 1 - pickll-01.zip - 3.05 MB (3,208,631 bytes) File 2 - pickll-02.zip - 3.27 MB (3,433,977 bytes) File 3 - pickll-03.zip - 3.05 MB (3,208,203 bytes) File 4 - pickll-04.zip - 2.34 MB (2,455,829 bytes)
	Pickett Exponential Ln-L Scale Supplement There are 16 scans in 1 zip file. File 1 - ln_jpg.zip - 2.16 MB (2,275,370 bytes)
	Pickett N16 Electronic Slide Rule There are 68 scans in 2 zip files. File 1 - n16_original.zip - 1.19 MB (1,256,818 bytes) File 2 - new_n16.zip - 8.07 MB (8,471,960 bytes)
	How To Use The Pickett N16 Electrolog Slide Rule There are 33 scans in 2 zip files. File 1 - pn16electrolog-01.zip - 2.40 MB (2,526,443 bytes) File 2 - pn16electrolog-02.zip - 2.34 MB (2,463,023 bytes)
	How to use Pickett 400 Business Slide Rules There are 15 scans in 4 zip files. File 1 - pick400-01.zip - 1.64 MB (1,720,929 bytes) File 2 - pick400-02.zip - 1.60 MB (1,688,318 bytes) File 3 - pick400-03.zip - 1.26 MB (1,322,274 bytes) File 4 - pick400-04.zip - 809 KB (829,221 bytes)
	How to use Pickett 400 Business Pocket Slide Rules There are 13 scans in 1 zip files. File 1 - pick400small.zip - 1.64 MB (1,720,929 bytes)
	How to use Pickett N400 Business Slide Rules This is a later version of the manual immediately above. There are 25 scans in 1 zip file. File 1 - n400.zip - 3.00 MB (3,148,050 bytes)
	Pickett 510 Business and Finance Slide Rule Manual There are 17 scans in 4 zip files. File 1 - p510-1.zip - 1.83 MB (1,925,547 bytes) File 2 - p510-2.zip - 3.65 MB (3,828,362 bytes) File 3 - p510-3.zip - 3.50 MB (3,675,372 bytes) File 4 - p510-4.zip - 3.72 MB (3,908,768 bytes)
No Image	Pickett N515-T Instructions There are 9 scans in 1 zip file. File 1 - pickn515t.zip - 1.14 MB (1,197,974 bytes)
	Pickett N525 Stat Rule Instructions There are 26 scans in 3 zip files. File 1 - p525-1.zip - 1.34 MB (1,407,971 bytes) File 2 - p525-2.zip - 983 KB (1,006,974 bytes) File 3 - p525-3.zip - 1.98 MB (2,085,200 bytes)
	Pickett 535 Electronic Slide Rule Instructions There are 10 scans in 3 zip files. File 1 - p535-1.zip - 2.28 MB (2,392,185 bytes) File 2 - p535-2.zip - 2.72 MB (2,860,920 bytes) File 3 - p535-3.zip - 1.74 MB (1,827,134 bytes)
	Elementary Simplex Math Slide Rule (Pickett N901-ES) There are 27 scans in 5 zip files. File 1 - p901-01.zip - 1.40 MB (1,475,546 bytes) File 2 - p901-02.zip - 1.46 MB (1,538,956 bytes) File 3 - p901-03.zip - 1.36 MB (1,436,150 bytes) File 4 - p901-04.zip - 1.43 MB (1,504,008 bytes) File 5 - p901-05.zip - 799 KB (818,319 bytes)
	Pickett N904 Decimal Keeper Addendum There are 12 scans in 1 zip file. File 1 - pn904.zip - 603 KB (618,480 bytes)
	Pickett - How to Use Basic Slide Rules There are 9 scans in 1 zip file. File 1 - pickbasic.zip - 2.10 MB (2,208,665 bytes)
	Pickett US Air Force Aerial Photo Slide Rule There are 16 scans in 3 zip files. File 1 - aerial_1.zip - 805 KB (824,813 bytes) File 2 - aerial_2.zip - 680 KB (696,857 bytes) File 3 - aerial_3.zip - 579 KB (593,720 bytes)
	Pickett N1040 Fisher Control Valve Sizing Rule Instructions There are 17 scans in 1 zip files. File 1 - fisher.zip - 1.65 MB (1,733,421 bytes)
No Image	Pilot Balloon Slide Rule Mark 5 There are 4 scans in 1 zip file. File 1 - pilotballoon.zip - 646 KB (661,912 bytes)
	JC Podmore - Slide Rule for Sea and Air Navigation There is 1 Adobe PDF file in 1 zip file. File 1 - sr_nav.zip - 5.48 MB (5,752,707 bytes)
	Post Hemmi Manual There are 30 scans in 1 zip file. File 1 - posthemmi.zip - 2.63 MB (2,760,346 bytes)
	Post Versalog Manual There is 1 Adobe PDF file in 1 zip file. File 1 - vlog1951.zip - 4.92 MB (5,166,759 bytes)
	Relay Duplex Instructions There are 20 scans in 1 zip file. File 1 - relay.zip - 2.87 MB (3,012,477 bytes)
	BA Simm - Slide Rule Manual There is 1 Adobe PDF file in 1 zip file. File 1 - ba_simm.zip - 3.86 MB (4,048,683 bytes)
	AL Slater - The Slide Rule, A Complete Manual There are 5 Adobe PDF files in 5 zip files. File 1 - sr1.zip - 1.53 MB (1,611,503 bytes) File 2 - sr2.zip - 1.54 MB (1,615,427 bytes) File 3 - sr3.zip - 1.33 MB (1,399,198 bytes) File 4 - sr4.zip - 1.39 MB (1,461,004 bytes) File 5 - sr5.zip - 2.35 MB (2,464,966 bytes)
No Image	Slide Rule Two Page "How To" There is 1 Adobe PDF file in 1 zip file. File 1 - sr_cheat.zip - 9.15 KB (9,379 bytes)
	W&G Model 432 Comprehensive Slide Rule There are 4 scans in 1 zip file. File 1 - wg432.zip - 541 KB (554,170 bytes)
	W&G Model 454 Artillery & Survey Slide Rule There is 1 Adobe PDF file in 1 zip file. File 1 - wg454.zip - 623 KB (638,943 bytes)
No Image	NW Young - Extract for W Scales There is 1 Adobe PDF file in 1 zip file. File 1 - young_w_scales.zip - 3.46 MB (3,633,848 bytes)