• 455 Martinson, Los Angeles
  • 8 (043) 567 - 89 - 30
  • support@email.com

Unknown: ECLIPS PLANISFEER

Unknown ECLIPS PLANISFEER Desktop Astronomy

Details of: Unknown - ECLIPS PLANISFEER

Type? Usually a generic name preceded by the form if not standard linear length - e.g. Pocket Enhanced Mannheim. For special models often supplemented by its function/use - e.g. meteorology. Sometimes a suffix is needed to distinguish between different versions - e.g. early or late. Desktop Astronomy
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 Other
Material? Basic description: ivory/bone/wood/bakelite/plastic/metal/cardboard or combinations e.g. wood/veneered, wood/painted, etc plastic/carboard
Length? Mostly length in cm or ” (inches) of the D scale but excluding any scale extensions. But for circular or watch slide rules it is the diameter & for tubular or drum slide rules it is the overall linear scale length. For other mechanical aids it is the physical length. Ø 25cm
Scales front? Standard (not maker’s) symbols for scales on front face e.g. A = X² (1-100) but § = generic symbol 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 for any non-standard scale + scales between solid / / 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 none - not needed
Condition? Cn where n = 0-6 based on Herman van Herwijnen’s condition/quality scale C0
Date? YYYY for year(s) of production or an approximation/range of years 1999
Extras? Basic description of any accessories - e.g. case or stand + where relevant, an accreditation for image, etc built into carboard book/wallet
Instructions? Details like “on back of rule” and/or language of instruction sheet/booklet - generic or instructions for common layouts usually not listed Dutch on back + pages of explanation in book/wallet
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

Slide chart designed as planisphere by Dutchman R. Walrecht to calculate star positions in Northern Hemisphere for given date & time but in a special edition showing positions of sun, moon, planets & Perseids meteor storm for the eclipse of the sun on 11/08/1999 + probably made by now defunct Dutch publisher PlantijnCasparie

In-Out? MM-YYYY / MM-YYYY of the date added/left the collection or <YYYY if exact MM-YYYY no longer known 07-1999/

All of:  Unknown new search?

ModelType
HABS Child's Multiplication Table Teaching Aid
MERK-o-GRAAF MERKENZOEKER Business
(NoName) Alcohol Proof
(NoName) Cheese making - System K. Von Henning
Atlas Copco Pocket Pipe Flow - imperial
Atlas Copco Pocket Pipe Flow - metric
B.F. Grizzle Water Line Capacity
Balkenschuif Wooden Floor & Ceiling Beams
Carpenter Timber Joint 2-fold Large Plate-hinged Coggeshall
Carpenter Timber Pocket Joint 4-fold Old Arched-hinged Coggeshall
"Consul" The Educated Monkey Replica Child's Teaching Aid/Calculator for simple arithmetic
Darnley's Rotable Lightning Calculator Child's Multiplication Table Teaching Aid/Pencil Case
ECLIPS PLANISFEER Desktop Astronomy
Electroflo Boiler effeciency (150-250 lbs/inch) & energy costs
Ernst Gerber Heating Calculator Heating requirements for rooms
Everard 4-sided Alcohol Gauging poly-slide(4)
Flexider Benelux Pipe Expansion poly-slide (2)
Forcing Disc Horticulture
MAGIC - BRAIN CALCULATOR Slide Adder - silver/red
Merchants Calculator Retail
Noel-Bentley Desktop Paper Roll Computor poly-slide (2)
(NoName) Desktop Gunter Rule
(NoName) Desktop Steel Weight Calculator - imperial
(NoName) Gaugung Diagonal Line Rod
(NoName) Half Gunter Rule
(NoName) Lighting
(NoName) Desktop Poly-slide (2) Steel Bars & Sections Weight Calculator - imperial
RG-44 Demonstration Military Artillery Range Finding - System Grigorovich
Smarty Cat Child's Teaching Aid/Calculator for Simple Arithmetic - early
Smarty Cat/Skole-Regnestok Child's Teaching Aid/Calculator for Simple Arithmetic
Total Stralenschutz Pocket Radiation
Twaddell Strength of liquids