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Inglis: Flash

Inglis Flash Square & Cubic

Details of: Inglis - Flash

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). Square and Cubic poly-slide (4) calculator
Sort? L/C/D/T/W/X where L=Linear, C=circular, D=Drum, T=tubular, W=watch, X=miscellaneous (i.e. the rest) X
Construction? Basic construction form of the body i.e. Closed/solid frame or Open frame or Duplex or Other Other
Material? Basic description: ivory/bone/wood/bakelite/plastic/metal/cardboard or combinations e.g. wood/veneered, wood/painted, etc paper/cardboard/wood
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. 24cm
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 § / §,§ / §,§ / §,§ / § || § / §,§ / §,§ / §,§ / §
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 fixed green paper arrow on 2nd & 4th slide
Condition? Cn where n = 0-6  condition/quality scale where 0 = brand new in box & 6 = broken   C3
Date? YYYY for year(s) of production or an approximation/range of years 1909-1924
Extras? Basic description of any accessories - e.g. case or stand + where relevant, an accreditation for image, etc publsihed as a book
Instructions? Details like “on back of rule” and/or language of instruction sheet/booklet - generic or instructions for common layouts usually not listed Part of the book
Booklet (PDF)? Downloadable .PDF copy of unusual or uncommon model specific instructions download
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

Hybrid ready reckoner/tabular calculator for calculating square areas & cubic volumes - left-hand page of scales for calculating (imperial only) in feet and inches up to 20 sq. feet & 100 cubic feet - right-hand page of scales is for calculating (imperial & metric) in yards, feet or inches up to 100 sq. yards & 100.000 cubic yards - read more ...

In-Out? MM-YYYY / MM-YYYY of the date added/left the collection or <YYYY if exact MM-YYYY no longer known 10-2016/

All of:  Inglis new search?

ModelType
Flash Bank Interest poly-slide (4) calculator
Flash Pocket Engineer's poly-slide (2) calculator
Flash Square and Cubic poly-slide (4) calculator
Flash Universal poly-slide (4) calculator