Two perimeters. After Landholt and Priestley Smith, by Meyrowitz, New York See a color photograph of this device in the <link href='http://dssmhi1.fas.harvard.edu/emuseumdev/code/emuseum.asp?rawsearch=Number%2F%2C%2Fis%2F%2C%2FWJ0034%2F%2C%2F0%2F%2C%2F0'>Harvard Collection of Historical Scientific Instruments</link>. See figures of similar instruments in catalogs by <link ref="lit66" page="p0018" mk="0.2182/0.7588" >Waldek & Wagner, 1905, No. 210</link> and <link ref="lit61" page="p0080" mk="0.2846/0.26" >Katsch, 1906, No. 885</link>. Two perimeters. After Landholt and Priestley Smith, by Meyrowitz, New York

BibTeX Export

@misc{58635,
  note         = {{http://vlp.mpiwg-berlin.mpg.de/library/data/lit814 
                   0/index\_html?pn=14\&ws=3\&mk=0.0688/0.4192\&wid=digi\_
                   9900 http://vlp.mpiwg-berlin.mpg.de/library/data/l
                   it8140/index\_html?pn=11\&ws=3\&mk=0.8518/0.3774,0.89
                   77/0.5864\&wid=digi\_6467 No images in VLP and
                   sil.si.edu catalogues.   Harvard Collection:  http
                   ://dssmhi1.fas.harvard.edu/emuseumdev/code/emuseum
                   .asp?style=browse\&currentrecord=1\&page=search\&prof
                   ile=objects\&searchdesc=chart\&quicksearch=chart\&ses
                   sionid=63A8BB50-011F-445A-B8B9-61992713447F\&action
                   =quicksearch\&style=single\&currentrecord=7 For
                   similar instruments see also:  http://vlp.mpiwg-be
                   rlin.mpg.de/library/data/lit66/index\_html?pn=26\&ws
                   =1.5 and http://vlp.mpiwg-
                   berlin.mpg.de/library/data/lit61/index\_html?pn=81
                   Thumbnail replaced with marked version.}},
  url          = {https://vlp-new.ur.de/images/img30051}
}