Meeker's
Mechanical
Nature Antiques
Larry and Carole
Meeker

Purveyors of Americana
Patented & Mechanical Antiques
www.Patented-Antiques.com

LCM@Patented-Antiques.com

530-620-7019


Antique & Vintage 
Calculators & Adders



First Model Webb Adder1st Model Webb Adder / Calculator   The Webb Adder was first patented near the turn of the century and the first model had a brass face and mahogany back as seen here. They were also marked with a serial # and this one is # A-5664.  The next generation were all metal and nickel plated like the ones just below.   The patina on this one is great, and it seems to operate just fine and does carry.  The earlier versions are becoming very difficult to find, hardly ever offered for sale and this is a great looking specimen.  Very Nice!!

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Good+  . . . . . $695.00

PF-WA-1

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Patented Webb AddersThree Different Webb Adder / Calculators   The Webb adder was first patented near the turn of the century.  The first models were brass and mounted on a wooden board.  The next generation looked like the one on the left.  After that other versions appeared such as the Herring Calculator in the middle.  These were designed to calculator / add weights  or loads of rail cars.  It is a hard to find variation of this calculator.  Finally on the right we have what has become the norm in our lives, an unmarked knockoff that was offered at the time as the real thing.  .  Much like most of the name brand stuff you see at flea markets today, unless of course the parent company moved production there, then it is called progress or Global something.  It does not add up.  Anyway, all three of these are pretty nice, and all seem to operate.  Fill out the collection.

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Left ..... Good+  . . . .  $295.00         BS-3WA-1

Middle ..... Good+   . . . . . $395.00     BS-3WA-2      SOLD!

Right ..... Good+  . . . . . $225.00       BS-3WA-3

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6 Dial Standard Calcumeter w/ resetThe Standard Calcumeter   This is an interesting dial type adder / calculator.  These can be found with different numbers of dials.  This is an upgraded model with a reset dial on the far right.  The patent info is on the side, and the ends are marked with a location and the serial number. 

Just what every money changer needed to add up the days take or to calculate out his bonus.   Very Nice!!

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BS-SC-1

Excellent  . . . . . $175.00

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lightning calculatorLightning Calculator   Here are two different versions of the same style adder.  I wonder if the guys at AIG were using these or????  Very Nice!!

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PF-LIGHT-MADD-1             PF-LIGHT-MADD-2

Good +   . . . . . $125.00 / choice 

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Dial Calculator3 Dial Adders / Calculators    Here are 3 different dial type adders / calculators.  All 3 are in nice condition. 

There were a lot of  these devices available and being patented and produced in the period from the turn of the century and up till the beginning of the Great Depression.  I guess a lot of people had a lot of money they needed to count up before the depression hit.  I guess the stock market crash and depression took care of that need and the businesses that were making these sorts of things at the same time.

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BS-3ADR-1            BS-3ADR-2            BS-3ADR-3

Top . . . .Good+  . . . . . $65.00

Middle . . . . Good+  . . . . . $75.00

Bottom . . . . . Good+  . . . . . $95.00

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Stephenson / Simmons Adder 2 Stephenson Patent Adders   The left one is identical to the one above.  On the right is a different version that is marked differently on the back side.  It says C. B. Simmons -- Oil City PA, and has the patent date of March 25 1873.  It is a earlier and more simple design that the nickel plated one.  Very Nice!!

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Left ..... Good+  ..... $295.00      PF-S-ADD-1

Right  ..... Good+  ..... $225.00      PF-S-ADD-2      SOLD

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"The Jeffers" Calculator"The Jeffers" Calculator   This is a very unusual and complex Agricultural related calculator.  It is in super near unused condition.  It is a wooden box that opens to reveal the calculator inside.  It measures approx 5 x7".  Inside the front door on the left side are the instructions and explanation of what you would need this for and how to use it.  Basically it is for computing just the right mixtures of feed and ingredients for livestock nutrition derived from different ratios of mixtures of different grains and meals.  Sound complicated, just try using it to see how tedious it is.    I think that pretty much explains the condition, as I would be willing to bet most of the livestock got whatever was available in the way of leftovers from the corn crop or other grain crops, and that was pretty much it.   There must be 60-70 different printed slides stored on the left which you would put into the holders on the right, and start computing the ratios, cost, weight and so forth.  I have a feeling this did not go over real big with the typical country farmer, and back then, when the farms were pretty much family owned something like this was not really needed or desired.  Perhaps today, and perhaps the Chinese should be using something like it before they add to much of whatever to the next batch of dog food, or your food.

I looked it over, and tried it out, and I can confirm it is pretty much non understandable.  That is what makes it a great collectible in the field of calculation.
        

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BS-Jeffers

Excellent ..... $495.00

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The Locke Adder"The Locke Adder"   This unusual sliding bar adder / calculator was patented in Kensett Iowa in 1901.  These unusual adding machines can be found marked with a second patent date from 1905 as well, and so I assume we can call this the first model.

This adder seems kind simplistic in the scheme of things as the design of calculators and adders had been progressing rapidly and was well advanced past this design by 1900, but I guess they had not heard that in outer Iowa and about what was going on in the rest of the world.   This probably helps explain its relative scarcity as it probably was not very popular outside of that area and seemed dated to potential buyers elsewhere it was offered to.  That old world view probably explains some of the goings on in Iowa today as well. 

This example is in excellent condition and show little signs of wear or tear.  The main body is pressed steel in a copper flash finish, and the sliding adding bars have nearly all of their original paint.   The slides all function as they should.  An interesting piece that clearly demonstrates just how far the field of calculation has come and how Iowa fits into the picture.

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BS-Lock

Good ..... $650.00

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General Store Percentage CalculatorPercentage Calculator   These are usually associated with stores where the operator was trying to figure out his profit or discount to be given.  This one is Tole Painted and probably dates from just after the turn of the century from the look of it.

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BS-Pen-2

Good+  ..... $125.00

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General Store Percentage CalculatorGeneral Store / Shop Keepers Under Counter Roll Out Calculator   These were meant to mount under the counter so the clerk could pull it out and calculate volume discounts or large purchases.  I doubt it got used very often, even if needed. 

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BS-GSC-1

Good+  ..... $75.00

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(1998 - 2009)
Larry & Carole Meeker