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An antique lap desk. As an antique the lap desk is a smaller variant of the writing slope. It is also called a writing box or a writing cabinet. In certain instances it is known as a portable desk, a term which is usually applied to larger forms. Most antique lap desks are meant to be used on a table or some other stable surface.
The lap desk appeared sometime in the 17th century and became a stylish accessory for travelling gentlemen. Like the Bible box, the lap desk was usually small enough to be carried on a horse or by a gentleman's butler or valet. From the 18th century onward, however, it grew in size and became too heavy to be used comfortably on a lap.
A Davenport desk, (sometimes originally known as a Devonport desk [1]) is a small desk originating in England with an inclined lifting desktop attached with hinges to the back of the body. Lifting the desktop accesses a large compartment with storage space for paper and other writing implements, and smaller spaces in the forms of small drawers ...
The slant-top desk, also called secretary desk, or more properly, a bureau, is a piece of writing furniture with a lid that closes at an angle and opens up as a writing surface. It can be considered related, in form, to the desk on a frame , which was a form of portable desk in earlier eras.
A secretary desk is, despite its name, generally not used by a person with the title of secretary, since this kind of desk is an antique form which is now extremely rare in the modern office, where a secretary (frequently called an administrative assistant) normally works. Similar desks may be found in homes across Europe and North America used ...
Although it was still too bulky to easily fit in a pocket, [1] it was an important step toward the development of the pocket calculator. [2] Ad showing the calculator's original price. The EL-8's original price in Japan was 84,800 Japanese yen. [3] The retail price in 1971 was US$ 345 (equivalent to US$ 2,308 in 2021). [1] [7]
A partially disassembled Curta calculator, showing the digit slides and the stepped drum behind them Curta Type I calculator, top view Curta Type I calculator, bottom view. The Curta is a hand-held mechanical calculator designed by Curt Herzstark. [1] It is known for its extremely compact design: a small cylinder that fits in the palm of the hand.
Monroe Systems for Business is a provider of electric calculators, printers, and office accessories such as paper shredders to business clients. [1] Originally known as the Monroe Calculating Machine Company, it was founded in 1912 by Jay Randolph Monroe as a maker of adding machines and calculators based on a machine designed by Frank Stephen Baldwin.