{"product_id":"vintage-pocket-adding-machine-pre-decimal-sterling","title":"Vintage Pocket Adding Machine, Pre Decimal Sterling","description":"\u003cp dir=\"ltr\"\u003eA slide calculator worked with a stylus, with an addition panel on one face and a subtraction panel on the other, and a carry mechanism clever enough to borrow and carry in a single movement. The columns are laid out for pounds, shillings and pence with a farthings column, which means this one could only ever have been used before Britain decimalised in February 1971.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e[d]Dimensions | 4.5 in. W x 7 in. H\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e[d]Surface | Crisp black and gold lithography with honest age and handling wear to the metal\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e[d]Primary Material | Sheet metal sliders within a metal envelope\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e[d]Period | Vintage\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e[d]Date | Circa 1930s to 1960s, and necessarily before 1971. Variants of this machine were made from 1920 into the 1980s, but the pre decimal currency layout dates this one firmly before decimalisation\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e[d]Origin | Germany, Berlin. Marked FOREIGN for the British market\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e[d]Style or Movement | Twentieth century mechanical calculating\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e[d]Also Known As | Addiator, slide adder, stylus adder, notched band adder\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e[d]Maker, Mark, or Attribution | Addiator Gesellschaft, Berlin. The Smithsonian records the firm of Carl Kuebler producing adders under the Addiator name in Berlin from 1920 until the 1980s\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e[d]Marks | ADDITION panel to one face and SUBTRACTION to the other, both carrying the Addiator name and trademark. Marked FOREIGN\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e[d]Construction or Technique | Stylus operated sheet metal sliders within a metal envelope, with red indicator windows and a carry mechanism that subtracts ten and carries one in a single movement\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e[d]Layout | Pounds, shillings, pence to eleven, and a farthings column reading three quarters, a half, a quarter, zero\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e[condition]\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn working order, with the sliders moving and the indicator windows reading correctly. Honest age and handling wear to the metal and the lithography, which remains crisp and legible. Stylus not present unless shown in the photographs. Please review all photographs closely, as they form part of this description.\u003c\/p\u003e","brand":"Austyn Marie Design","offers":[{"title":"Default Title","offer_id":51844469031190,"sku":"CCC-90066","price":73.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0896\/4623\/5926\/files\/447F3103-F655-4F91-A106-2D5CEB783899_4_5005_c.jpg?v=1788998150","url":"https:\/\/austyn-marie-design.myshopify.com\/products\/vintage-pocket-adding-machine-pre-decimal-sterling","provider":"Austyn Marie Design","version":"1.0","type":"link"}