507.8 Bed E <a id="rdfa" resource="" property="dc:creator" href="http://viaf.org/viaf/111291933" target="_new">Bedini , Silvio A</a> Early american scitific intruments and their makers. Washintgton, Museum of History and Technology, 1964. 184 p. ilus ., retratos . 24 cm (United States Natinal Museum Buulletin , 231) BiBLIOGRAFIA : P . 172-176 <ul> <li><a id="rdfa" resource="http://bnjm.sld.cu/cgi- bin/generaficha.py?idficha=bcuhcgrlyfof0320654" property = "http://bibframe.org/electronicLocator" href="https://books.google.com.cu/books?id=VhI8R1-6EtgC&printsec=frontcover&dq=Early+american+scientific+instruments+and+their+makers&hl=es&sa=X&ved=0ahUKEwjq7eKhwMnhAhVhh-AKHVSwCmcQ6AEIKjAA#v=onepage&q=Early%20american%20scientific%20instruments%20and%20their%20makers&f=false" >Versión electrónica</a> <em>(original from GOOGLE BOOKS)</em> </li> </ul> <a id= "rdfa" about="http://bnjm.sld.cu/cgi-bin/item.py?idficha=bcuhcgrlyfof0100178" property = "oa:link" href="http://www.worldcat.org/oclc/999972">WorldCat</a>