By Neil English
Classic telescopes are of curiosity to novice astronomers for quite a few purposes. There are the committed creditors, yet there also are many amateurs who love the nostalgia they encourage. those telescopes "feel" diversified from any modern telescope and maybe have a special skill to reconnect the landlord to a bygone age of craftmanship. This ebook takes a glance at conventional telescopes equipped via the nice software makers of the 18th and nineteenth centuries, fairly the dynastic telescope makers, together with Dollond, Alvan Clark, Thomas Cooke & Sons, and Carl Zeiss. additionally incorporated are lesser luminaries similar to John Brashear, John Calver, William Wray, Henry Fitz, and William Henry Mogey.
'Classic Telescopes' covers the main good points of the telescopes designed by means of those brands, and indicates how a heady mix of marketplace traits, software situation, and pedigree will dictate their costs at public sale. 'Classic Telescopes' additionally indicates the reader how to define genuine offers! Interviews with best vintage telescope creditors (and clients) give you the most sensible advice of prospecting for a real acquisition.
Read Online or Download Classic Telescopes: A Guide to Collecting, Restoring, and Using Telescopes of Yesteryear PDF
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Extra resources for Classic Telescopes: A Guide to Collecting, Restoring, and Using Telescopes of Yesteryear
Dollond’s business success was greatly aided by the needs of the army and navy during the Napoleonic Wars. The enormous demand for his instruments by the British army and navy led Dollond to develop their characteristic ‘Army telescope,’ adorned by a mahogany bound body and brass collapsible tubes. These ‘signaling telescopes,’ as they came to be known, ranged in length from 14 to 52 in.. The company also developed their so-called ‘pocket perspective glasses’ for the general public (Fig. 13). Telescopes, of course, were just a small part of an ultimately hugely successful business.
3). 30 2 A Yorkshireman Makes Good It is difficult to assess how well T. Cooke & Sons penetrated the European market. Interestingly, a study of the origin of the wealthy Hungarian astronomer Miklós Konkoly-Thege’s (1842–1916) instrumentation from 1870 to 1910, conducted at his private Budapest Observatory, shows that 66% of the instruments derived from German manufacturers, with only 17% from other foreign countries, mostly England. An interesting trend emerges if one looks more closely at the individual decades.
The cost of building such a grand observatory must have been prohibitive to all but the most well to do folk, and while Smyth never alludes to its cost, another Gentleman astronomer, the wealthy surgeon, William McClear does. Indeed, in 1882 McClear commissioned a local carpenter to erect a six foot diameter wooden dome, which, at £50, he deemed ‘economical’. The reality however, is that this sum of money would have kept a working class family, with several dependants, sweet for an entire year!