Other Archives - Page 22 of 22

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Rare original autographed photo with a dedication of Guglielmo Marconi, in Rome March 1929. original wood frame. 32 x 42 cm Very rare and interesting collectable piece. GUGLIELMO MARCONI (1874 – 1937) Born in Bologna, Italy, in 1874, Guglielmo Marconi was a Nobel Prize-winning physicist and inventor credited with the groundbreaking work necessary for all future radio technology. Through his experiments in wireless telegraphy, Marconi developed the first effective system of radio communication. In 1899, he founded the Marconi Telegraph Company. In Read More...

10 Dec

Spark Gap Transmitter C 1910

By Van Leest Antiques

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An Antenna with 3 coupeling coils from Spark Gap Transmitter C 1910. The 3 coils have a different diameter with each length of transmitter. The following inscription are noted on the coil: 970 DVS5. The frame is made from mahogany and the coils can be folded open to each other. In good condition with measurements of 50 x 50 x 12 cm. There is two anchorages made to hang the coil on the wall. Look voor shop information on website page www.vanleestantiques.com Read More...

20 Oct

Maritime: Superb early-19th-Century Sail Maker’s Seam Rubber

By M and R Gordon

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“Museum quality” is a term used much too casually in the antiques business but what we have here certainly qualifies for that accolade. The images show a very fine early 19th-century carved ebony seam rubber , the top and sides of the handle with expressive faces. The owner’s monogram (“R.W.”) is on the rubbing blade. Rubbers of this type were used for flattening seams on sails in preparation for sewing. This rubber was acquired in The Netherlands some Read More...

22 Sep

Förster’s Diaphragm by H.E. Holst of Copenhagen

By M and R Gordon

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Förster’s Diaphragm by H.E. Holst of Copenhagen. Read More...

14 Jun

DESCRIPTION OF MARTIN’S SOLAR MICROSCOPE, 1781

By Alpha et Omega

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DESCRIPTION OF MARTIN’S SOLAR MICROSCOPE, 1781 “Descrizione ed uso di un microscopio solare per gli oggetti opachi di Beniamino Martin” From: Scelta di Opuscoli Interessanti tradotti in varie lingue, Vol. X (Milan, 1781), in-4° (25cms) 317-322, 1 large folding plate (32×28.5cms) with the solar microscope (in section) and enlargement of worms. Bound in modern boards. A rare pamphlet illustrating in each part the construction of the Benjamin Martin’s solar microscope. &nbsp; Read More...

13 May

H. van Roonhuyse, heel-konstige Aanmerkingen, 1663

By Van Leest Antiques

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Hendrick van Roonhuyse – Genees- en Heel-konstige Aanmerkingen – Uitgegeven t’ Amsteldam, By de Weduwe van Theunis Jacobsz. Lootsman, op ‘t Water, in de Loots-man, Anno 1663 – Geb. perkament, formaat 16 x 10 x 4 cm., 3 delen in 1 band. Deel 1: 157 pag. met 5 gravures (4 full page, waaronder 1 frontispieces) met index, 1ste drukDeel 2: pagina 159 tot 258, de Genees en Heel-konst, tweede deel met index.Deel 3: 70 pagina’s Tractaets van de plegmatijke geswellen, beschreven door Read More...

11 Dec

An extremely rare and antique Italian straitjacket

By Nautilus Antiques

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An extremely rare and antique (early 1900’s) straitjacket from the Italian asylum “San Salvi”, in Florence. Established in 1890 the San Salvi has been closed in 1978. Thejacket is in perfect condition, numbered “34” (some pics of almost identical jackets from an Italian museum) Read More...

24 Aug

Beautiful 19th century Italian Surveyors compass signed “Verno fece Milano 1811”

By Eppursimuove

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Beautiful 19th century Italian Surveyors compass signed “Verno fece Milano 1811” I was not able to find information about this Italian maker.This kind of compass is part of the instrument called : “Pretorian table after one of its presumed inventors, Johannes Praetorius (1537-1616). Composed of a horizontal table mounted on a tripod and fitted with a compass, shadow square, scale of degrees, and alidade. The user could plot the position angles of the sighted locations directly onto a sheet Read More...