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ALRO (All-Round): T.K.F. (AC-1.45b)

ALRO T.K.F. (AC-1.45b) Waistcoat Rietz

Details of: ALRO (All-Round) - T.K.F. (AC-1.45b)

Type? A generic name (e.g. Rietz) or function/use for specialist models (e.g. Meteorology) for grouping similar models across makers. If not the “standard” 25cm linear length, preceded by the form (i.e. Demonstration, Desktop, Pocket, Waistcoat, Lilliput or Book) & when needed, a suffix to distinguish between versions (e.g. early or late). Waistcoat Rietz
Sort? L/C/D/T/W/X where L=Linear, C=circular, D=Drum, T=tubular, W=watch, X=miscellaneous (i.e. the rest) C
Construction? Basic construction form of the body i.e. Closed/solid frame or Open frame or Duplex or Other Duplex
Material? Basic description: ivory/bone/wood/bakelite/plastic/metal/cardboard or combinations e.g. wood/veneered, wood/painted, etc plastic/metal/paper
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. Ø 6cm
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 B,D / C
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 D,K,T,S
Cursor type? Basic description (incl. material) + no. of hairlines, etc on any cursor(s) or alternative to a cursor - e.g. a stylus two plastic circular - 1 hairline
Condition? Cn where n = 0-6  condition/quality scale where 0 = brand new in box & 6 = broken   C2
Date? YYYY for year(s) of production or an approximation/range of years 1950-1960
Extras? Basic description of any accessories - e.g. case or stand + where relevant, an accreditation for image, etc stitched black leather pouch
Instructions? Details like “on back of rule” and/or language of instruction sheet/booklet - generic or instructions for common layouts usually not listed Dutch
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

Specially commissioned 10 R for T.K.F. = Twentsche Kabelfabriek (Twentsche Cable Factory) was originally a cable manufacturer based in Dutch town Haaksbergen but is now a leading supplier of connectivity solutions

In-Out? MM-YYYY / MM-YYYY of the date added/left the collection or <YYYY if exact MM-YYYY no longer known <2015/

All of:  ALRO (All-Round) new search?

ModelType
10 R (AC-1.45a) Waistcoat Rietz
100 R (AC-1.04a) Rietz - H
100 R (AC-1.04b) Rietz - early
1010 Commercial (AC-1.17) Business long-scale
1010 Commercial (AC-1.18) Business long-scale
200 R (AC-1.05a) Rietz
200 R (AC-1.05a) Rietz - green finish
200 R (AC-1.05a) Rietz - H early
200 R (AC-1.05a) Rietz - two-tone paper discs
200 R (AC-1.05b) Rietz - chrome finish
200 R (AC-1.05b) Rietz - copper finish
200 R (AC-1.05b) Rietz - early
200 R (AC-1.05b) Rietz - green paper discs
200 R (AC-1.05b) Rietz - H
200 R (AC-1.05b) Rietz - H zinc
200 R (AC-1.05c) Rietz - no stand
200 RL (AC-1.49a) Rietz
200 RL (AC-1.49b) Rietz - monochrome
300 D (AC-1.08a) Darmstadt
300 D (AC-1.08b) Darmstadt - early
400 D (AC-1.09) Darmstadt
400 D (AC-1.nn) Desktop Darmstadt
50 Ng (AC-1.47) Waistcoat Basic Printing/Conversion
50 Nmmi (AC-1.46a) Waistcoat Basic/Conversion
500 N (AC-1.11) Basic
500 N (AC-1.nn) Desktop Basic
500 N Vergouts (AC-1.11) Basic
600 E (AC-1.19) Electro
700 H Philips Emission (AC-1.26) Radio Electronics - early
746 De Muiderkring (AC-1.27) Radio Electronics
746 De Muiderkring (AC-1.nn) Waistcoat Radio Electronics
ABN SZ 14501(AC-5.02) Finance
AL-RO (AC-1.01) Basic Retail- prototype
ALRO (AC-6.04a) Time/Conversion
ALRO-PATENT (AC-1.02) Basic Retail - prototype
ALRODEREN (AC-8.01) Measuring - transparent
ALRODEREN (AC-8.01) Measuring - white
AMI-RO-METER (AC-4.01) Cardiology
ASTRA (AC-4.14) Medical
Azimuth (AC-1.31) Astro Navigation - System van der Zalm
B.I.P.M. DRILLING (AC-2.01) Petroleum
B.I.P.M. MUD WEIGHT (AC-2.02) Petroleum
BBL TRADELINK (AC-6.04e) Pocket Time/Conversion
BIONORM (AC-4.13) Dietary/Conversion
BoB3 (AC-1.nn) Reinforced Concrete - System Dussel
BOEHRINGER INGELHEIM (AC-4.17a) Pocket Cardiology
BOLS (AC-4.19) Mixology
ALRO BOVI (AC-6.04a) Time/Conversion
BROEISCHIJF (AC-2.09) Horticulture
Chem (AC-1.23) Chemical
CINCINNATI MILACRON (AC-2.17a) Machining - ver. 1
CINCINNATI MILACRON (AC-2.17b) Machining - ver. 2
COLORSTAR (AC-8.03) Photographic
CORDARONE (AC-4.06) Pocket Cardiology
CORDARONE (AC-4.06) Pocket Cardiology - prototype
DAST (AC-6.01) Lilliput Calendar
DATA CARD (AC-6.04c) Time/Conversion
DATA CARD (AC-6.04d) Time/Conversion
DE ECHTE BAKKER (AC-6.04a) Time/Conversion
DE KINKELDER (AC-6.03) Pocket Building
DELTA LLOYD (AC-2.25) Pocket Building
DIKEMA EN CHABOT (AC-2.14) Steel Bars
DISCABOIS (AC-1.24) Forestry - System Brouhon
DOSSCHE (AC-2.08) Pocket Agriculture
ELASCON (AC-8.02) Building
EMF DORDT (AC-3.10) Electro
ETBI (AC-5.03) Paper
FINNCELL (AC-2.12) Tiber
Geluidsniveauverschil van gevels (AC-7.03) Building Facades
GEVAERT (AC-8.07) Photographic
GIST-BROCADES HWV (AC-2.18) Cooking
GRASSO-PERSLUCHT (AC-2.22) Refrigerant/Conversion
GRAVURA (AC-1.47) Waistcoat Basic Printing/Conversion
GTI INSTALLATIETECHNIEK (AC-2.10) Central Heating
Ha Tex (AC-1.15) Business/Textile - early
Ha Tex (AC-1.16b) Business/Textile
HA-ES Perfecta-Kiezer (AC-2.26) Heating Pumps
Ha.A2 (AC-1.12) Basic Retail
HAVAM (AC-2.20) Motoring/Conversion
HAVAM (AC-2.21) Conversion
HEWLETT PACKARD (AC-4.17b) Pocket Cardiology
HOECHST (AC-4.08) Dermatology
HOECHST (AC-4.10) Cardiology
HOEK LOOS (AC-4.07) Paediatrics
IBM 00685 (AC-8.06a) Typometer Composer
IBM 00687 (AC-8.06b) Typometer Composer
KLIMAATKONTRAKT (AC-2.19) Desktop Energy Saving
Klinische Rekencirkel (AC-1.39) Desktop Medical - System Lips
KLM (AC-6.04c) Time/Conversion
KLM AIR FREIGHT (AC-2.16) Aviation
KLM CONVAIR 240 (AC-1.nn) Aviation
KLM CONVAIR 240 (AC-1.nn) Aviation - prototype
KLM FLYING DUTCHMAN (AC-6.nn) Time/Conversion
KLM Petrol & Oil Tables (AC-1.29) Petroleum/Conversion
KLM Petrol & Oil Tables (AC-1.29) Petroleum/Conversion - early
KLM Petrol & Oil Tables (AC-1.29) Petroleum/Conversion - prototype
KLM SYST ALRO - System van Roon (AC-1.35) Desktop Aviation
KLM Take-off & Cruise Power (AC-2.15) Aviation
KLOOS (AC-1.30) Steel Constructions
KNM BEGEMANN (AC-2.27) Pipe Flow
KWARTETSCHUIF (AC-5.04) Printing - white
KWARTETSCHUIF (AC-5.04) Printing - yellow
LiCi Transistor CdS (AC-1.41) Pocket Photographic
LILLY (AC-4.18) Dietary
MILITAIRE REKENSCHIJF (AC-1.32) Military Terrain Analysis
MILITAIRE REKENSCHIJF (AC-1.33) Military Terrain Analysis - monochrome
MILITARY CALCULATOR (AC-1.nn) Military Terrain Analysis
MOEDERS VOOR MOEDERS (AC-4.11a) Pocket Obstetrics - lime green
MOEDERS VOOR MOEDERS 01/10/038 (AC-4.11b) Obstetrics
MOEDERS VOOR MOEDERS 038 (AC-4.11a) Pocket Obstetrics - emerald green
MOEDERS VOOR MOEDERS 88/05/038 (AC-4.11a) Pocket Obstetrics - blue
MSD CO-RENITEC (AC-6.04d) Time/Conversion
NATIONALE VERKEERSAKAMEDIE TILBURG (AC-7.05) Transport - green & black
NATIONALE VERKEERSAKAMEDIE TILBURG (AC-7.05) Transport - black
NEC (AC-6.04b) Time/Conversion
Ned. Octr. Aangevr. (AC-1.03) Rietz
NIPO (AC-7.09) Statistics
NoName (AC-6.02) Time
NoName (AC-6.06) Aviation/Conversion
NoName (AC-8.04) Military Measuring
NUTRICIA (AC-4.04) Pocket Paediatrics
Oil Spill (AC-7.06) Petroleum
ORGANON (AC-4.15) Obstetrics
PHILIPS (AC-7.08) Military Quality Control
PHILIPS AUDIO COMMUNICATIIONS (AC-3.02) Electro/Conversion
PHILIPS DATA SYSTEMS (AC-3.11) Desktop Electronics for computer programmers
PHILIPS ELA 17 8100 70 316221 (AC-3.03) Electro/Conversion
PHILIPS ELA 68/43/4112 (AC-3.01) Electro/Conversion
PHILIPS MEDICAL SYSTEMS (AC-4.12) Pocket Obstetrics
PHILIPS MINIWATT Transistors (AC-3.05) Electronics
PHILIPS MINIWATT Valve Pins (AC-3.07) Electronics - blue
PHILIPS MINIWATT Valve Pins (AC-3.07) Electronics - green
PHILIPS Resistors (AC-3.08) Electronics
PHILIPS TELECOMMUNICATION DECIBEL (AC-1.44) Waistcoat Radio Electronics
PHILIPS TV Control Unit (AC-3.13) Electronics
PLANISFEER (AC-6.05) Desktop Astronomy - Northern Hemisphere
PLANOSEC (AC-4.09) Pocket Obstetrics
POPE Valve Pins (AC-3.06) Electronics
PRIMAP (AC-6.04c) Time/Conversion
PTT DECIBEL (AC-1.42) Radio Electronics
PTT DECIBEL (AC-1.43) Pocket Radio Electronics
PTT RADIOLOGISCHE (AC-7.02a) Radiation
QUESTRAN (AC-4.16) Pocket Biology
RADIOLOGISCHE (AC-7.01) Pocket Military Radiation
Resistors & Capacitors (AC-3.04) Electronic
Roulette (AC-1.nn) Gambling
SCHERING (AC-2.07) Agriculture
SHELL MESC 1962 (AC-2.04) Machining
SHELL VISCOKLOK (AC-1.40) Petroleum
SIRKORSKY S-51 (AC-1.nn) Aviation - prototype
Spoorweglawaai (AC-7.04) Transport
ST 9-430/2 (AC-1.34a) Military Artillery Range Finding (1 of 2)
ST 9-430/2 (AC-1.34b) Military Artillery Range Finding (2 of 2)
SYNRES (AC-2.23) Desktop Paint Conversion
T.K.F. (AC-1.45b) Waistcoat Rietz
TEBODIN ANSI B16 (AC-2.13) Pipe Flanges & Fittings - fawn
TEBODIN ANSI B16 (AC-2.13) Pipe Flanges & Fittings - grey
TERONAC (AC-4.nn) Pocket Dietary
TNO-IBBC (AC-7.07) Pocket Building
Truck Tyre Performance (AC-1.20) Commercial Transport
Tubes MINIWATT Valve Pins (AC-3.07) Electronics - prototype
VALVO-RECHNER Transistors (AC-3.09) Electronics
VAM (AC-5.05) Finance
VAN KRANENBURG (AC-1.46b) Waistcoat Rietz
VERCOMBI (AC-2.24a) Machining
VICON 17880570 (AC-2.05b) Agriculture
VICON 81982 (AC-2.05a) Agriculture
VOLMAC (AC-8.05) Work Flow - blue
VOLMAC (AC-8.05) Work Flow - yellow
VvS (AC-2.24b) Machining
WeM (AC-1.nn) Rietz
WeR2 5 (AC-1.07b) Rietz
ZYMA-NEDERLAND (AC-4.05) Nephrology