000667881 000__ 02760cam\a2200373\\\4500 000667881 001__ 667881 000667881 005__ 20210715134704.0 000667881 006__ m\\\\|o\\d\|\\\\\\ 000667881 007__ cr||n||||||||n 000667881 008__ 971120s1774\\\\enk||||\o\\\\\00|\||eng\c 000667881 035__ $$a(Uk-ES)006324704 000667881 035__ $$a(OCoLC)510771725 000667881 035__ $$a(CU-RivES)T230327 000667881 040__ $$aUk-ES$$cUk-ES$$dUk-ES$$dCengage Gale 000667881 1001_ $$aMartin, Benjamin,$$d1705-1782. 000667881 24510 $$aTwo essays on the nature and wonderful properties of Island Crystal.$$h[electronic resource] :$$bEssay I. Containing, all that has been hitherto delivered in regard to its form, dimensions, and double refraction of light; with the addition of several new experiments with polished parallelopipeds and prisms made of this substance, which discover a various, multiple, and colorific refraction; and exhibit a variety of images of one and the same object. To which is subjoined, a computation of the magnifying power of reflecting telescopes; and a table thereof, from 6 inches to 12 feet in length. The whole illustrated with copper plate figures. By Benjamin Martin. 000667881 260__ $$aLondon :$$bPrinted for, and sold by the author, at No. 171, in Fleet-Street,$$c[1774?] 000667881 300__ $$a[2],16;17,[1]p.,plates ;$$c8⁰. 000667881 500__ $$aThe second section, with separate titlepage, pagination and register, is 'Essay II. on the nature and wonderful properties of island crystal. ...', with same imprint. 000667881 500__ $$aBoth essays could be had separately, the first essay without titlepage. 000667881 500__ $$aDate of publication based on date of advertisement at the end: Just published, The description and use of an opake solare microscope. ... London: printed for the author, No. 171, in Fleet-Street, 1774. 000667881 500__ $$aPrice on title page: Price 1s. 6d. 000667881 500__ $$aReproduction of original from Library of Congress. 000667881 506__ $$aAccess limited to authorized users. 000667881 509__ $$aFor the first essay see t122882, and for the second t230328. 000667881 5104_ $$aEnglish Short Title Catalog,$$cT230327. 000667881 533__ $$aElectronic reproduction.$$bFarmington Hills, Mich. :$$cCengage Gale,$$d2009.$$nAvailable via the World Wide Web.$$nAccess limited by licensing agreements.$$7s2009 miunns 000667881 650_0 $$aIceland spar$$xOptical properties$$vEarly works to 1800. 000667881 650_0 $$aTelescopes$$vEarly works to 1800. 000667881 655_7 $$aEssays.$$2rbgenr 000667881 752__ $$aGreat Britain$$bEngland$$dLondon. 000667881 852__ $$bebk 000667881 85640 $$3Eighteenth Century Collections Online$$uhttps://univsouthin.idm.oclc.org/login?url=http://find.gale.com/ecco/infomark.do?contentSet=ECCOArticles&docType=ECCOArticles&bookId=1378400200&type=getFullCitation&tabID=T001&prodId=ECCO&docLevel=TEXT_GRAPHICS&version=1.0&source=library&userGroupName=usi$$zOnline Access 000667881 909CO $$ooai:library.usi.edu:667881$$pGLOBAL_SET 000667881 980__ $$aEBOOK 000667881 980__ $$aBIB 000667881 982__ $$aEbook 000667881 983__ $$aOnline