Fig. 1 - 60.
Geometrie und Trigonometrie Abth. 2, GDML_Books, (1851), p. 63 / Harvested from
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@article{PPN58470691X+DMDLOG_0006,
     title = {Fig. 1 - 60.},
     booktitle = {Geometrie und Trigonometrie Abth. 2},
     series = {GDML\_Books},
     publisher = {Lampart},
     address = {Augsburg},
     year = {1851},
     pages = {63},
     url = {http://dml.mathdoc.fr/item/PPN58470691X+DMDLOG_0006}
}

 (éd.). Fig. 1 - 60., dans Geometrie und Trigonometrie Abth. 2, GDML_Books,  (1851), p. 63. http://gdmltest.u-ga.fr/item/PPN58470691X+DMDLOG_0006/