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Details of: Nestler - Landis & Gyr (11O)
| Type | ? A generic name (e.g. Rietz) or function/use for specialist models (e.g. Meteorology) for grouping similar models across makers. If not “standard” 25cm linear length, preceded by the form (i.e. Demonstration, Desktop, Pocket, Waistcoat, Keyring, Lilliput or Book) + if needed, qualification to distinguish between versions (e.g. early or late). | Pocket Mannheim |
|---|---|---|
| Sort | ? L/C/D/T/W/X where L=Linear, C=circular, D=Drum, T=tubular, W=watch, X=miscellaneous (i.e. the rest) | L |
| Construction | ? Basic construction form of the body i.e. Closed/solid frame or Open frame or Duplex or Other | Closed/solid frame |
| Material | ? Basic description: ivory/bone/wood/bakelite/plastic/metal/cardboard or combinations e.g. wood/veneered, wood/painted, etc | plastic |
| Length | ? Mostly the linear length of the D scale (in cm or inches) excluding any extensions. For circular/watch slide rules it is the diameter but for helical/tubular/drum slide rules it is the overall scale length. For other calculating aids it is the physical length. | 12½cm |
| Scales front | ? Standard (not maker’s) symbols for scales on front face e.g. A = X² (1-100) but § = generic symbol (signum sectiōnis) for any non-standard scale + scales between solidi / / are on the slide(s) whereas scales after vertical line | or after reversed solidus \ are on a straight or bevelled top or bottom side edge | cm \ A / B,C / D |
| Scales back | ? Standard (not maker’s) symbols for scales on back face e.g. S = sine (5° to 90° & 85° to 0°) or sin(x) but § = generic symbol (signum sectiōnis) for any non-standard scale + scales between solidi / / are on the back of slide(s) but scales listed after / / - notation are on another surface e.g. back of stock or inside a lid | |
| Cursor type | ? Basic description (incl. material) + no. of hairlines, etc on any cursor(s) or alternative to a cursor - e.g. a stylus | plastic - 1 hairline |
| Condition | ? Cn where n = 0-6 condition/quality scale where 0 = brand new in box & 6 = broken | C4 |
| Date | ? YYYY for year(s) of production or an approximation/range of years | 1952-1955 |
| Extras | ? Basic description of any accessories - e.g. case or stand + where relevant, an accreditation for image, etc | brown leather stiched comb case |
| Instructions | ? Details like “on back of rule” and/or language of instruction sheet/booklet - generic or instructions for common layouts usually not listed | |
| Comments | ? Any special or noteworthy traits + significant use-related facts + pertinent details of scales/tables in well of stock + any significant tables, etc on the back of the stock | Unmarked 11O special commission for Landis & Gyr A.G. - co. name printed on back with two unecessary cursor windows |
| In-Out | ? MM-YYYY / MM-YYYY of the date added/left the collection or <YYYY if exact MM-YYYY no longer known | <2010/ |
All of: Nestler new search?
| Model | Type |
|---|---|
| (NoName) | Desktop Military |
| (NoName) | Enhanced Mannheim |
| (NoName) | Enhanced Mannheim - early |
| (NoName) | Enhanced Mannheim - export Pickworth |
| (NoName) | Mannheim |
| 0121 | Pocket Darmstadt two-tone |
| 0123 | Pocket Rietz 360 |
| 0123 (Reitz S) | Pocket Rietz 360 two-tone |
| 0127 | Pocket International Conversion two-tone |
| 0129 Polymath | Pocket Log-Log |
| 0137 | Pocket Electro two-tone |
| 0203 Alpha | Demonstration Rietz two-tone |
| 0210 | Darmstadt |
| 0215 | Desktop Darmstadt 360° |
| 0218 | Darmstadt |
| 0232 | Rietz |
| 0235 | Desktop Rietz |
| 0238 | Rietz two-tone |
| 0239 | School Rietz two-tone |
| 0249 Elemath | School Log-Log two-tone |
| 0251 Alpha | School Rietz two-tone |
| 0252 Beta | School Technical two-tone |
| 0253 Gamma | School Technical two-tone |
| 0254 Delta | School Technical/Log-Log two-tone |
| 0260 | Machining Time |
| 0270 | Technical long-scale |
| 0275 | Desktop Technical long-scale |
| 0291 Polymath-Duplex | Technical/Log-Log |
| 0292 Multimath-Duplex | Technical/Log-Log two-tone |
| 0320 | Petroleum two-tone - System Dr. Schmeling |
| 0330 | Chemical two-tone |
| 0370 | Electro |
| 0375 | Desktop Electro |
| 0408 | Finance two-tone |
| 0432 | Reinforced Concrete - System Dr. Schaeffer |
| 0440 | Reinforced Concrete two-tone - System Maarschalk |
| 10 | Enhanced Mannheim |
| 11 (narrow) | Pocket Enhanced Mannheim |
| 11 (ver. 1) | Pocket Enhanced Mannheim |
| 11D | Pocket Darmstadt |
| 11E | Pocket Enhanced Mannheim |
| 11M | Pocket Enhanced Mannheim |
| 11O | Pocket Mannheim |
| 11R | Pocket Rietz |
| 11ZE | Pocket Electro |
| 11ZM | Pocket Enhanced Mannheim |
| 11ZR | Pocket Rietz |
| 12 | Pocket Enhanced Mannheim |
| 12a | Pocket Enhanced Mannheim |
| 12b | Pocket Enhanced Mannheim |
| 12c | Pocket Enhanced Mannheim |
| 17 | Extra long Enhanced Mannheim |
| 18 | Desktop Enhanced Mannheim |
| 20/1 Kiel | Rietz |
| 21 | Darmstadt |
| 21a | Desktop Darmstadt 360° |
| 22 | Extra long Pocket Rietz |
| 23 | Rietz |
| 23a (A/R) | Desktop Rietz - late |
| 23R | Rietz |
| 23R/3 | Rietz |
| 23R/3 | Rietz - early |
| 24 | Desktop Rietz |
| 24b | Extra long Desktop Rietz long-scale |
| 24R | Desktop Rietz - late |
| 24R/1 | Extra long Desktop Rietz long-scale |
| 26 | Business & Machining |
| 27 | Technical long-scale |
| 27a | Desktop Technical long-scale |
| 28 | Universal Stadia Topography - 360g |
| 28a | Desktop Stadia Universal Topography - 400g |
| 3 | Mannheim |
| 31 | Timber |
| 33 | Chemical |
| 33 | Chemical - early |
| 37 | Electro |
| 37 | Electro - early |
| 37 | Electro - monochrome & early |
| 37/15 | Extra long Pocket Electro |
| 37a | Desktop Electro |
| 39 | Pocket Electro - Sytem Besser |
| 4 | Enhanced Mannheim |
| 40 | Retail & Monetary |
| 40 | Retail & Monetary - classic |
| 40 | Retail & Monetary - early |
| 40a | Desktop Retail & Monetary - late |
| 41 | Lilliput Enhanced Mannheim |
| 42Z | Lilliput Mannheim |
| 43 | Reinforced Concrete - System Hoffmann |
| 45 | Desktop Basic long-scale |
| 5 | Mannheim |
| 7 | Business |
| 8 | Rietz |
| 9 | Rietz |
| 939 Hoehenwindmessung | Desktop Military Artillery Range Finding/Meteorology |
| A.B.C. | Military Tank Artillery |
| ABC | Pocket Military Radiation |
| ABL | Military Vehicle Logistics & Supply |
| GEA | Pocket Enhanced Mannheim |
| Glanzstoff | Pocket Textile |
| Hermann Schubert | Pocket Textile |
| Landis & Gyr (11O) | Pocket Mannheim |
| Landis & Gyr (11ZR) | Pocket Enhanced Mannheim |
| Luftwaffenamt | Military Time-Speed-Distance for aircraft |
| RL 130 | Mannheim-like |
| Sydema Corpometer | Bespoke Tailoring Aid |
| Sytem Rietz | Rietz |
| Total Stralenschutz | Pocket Radiation |
