Elementa Pyrotechniae. Caput Primum De Pulvere Pyrio.
Qui Geographiam cum Hydrographia, Chronologiam, Gnomonicam, Pyrotechniam, Architecturam Militarem atque Civilem complectitur Tomus 4, GDML_Books, (1740), p. 199 / Harvested from
Access to full text 
@article{PPN588775304+DMDLOG_0010,
     title = {Elementa Pyrotechniae.
Caput Primum
De Pulvere Pyrio.},
     booktitle = {Qui Geographiam cum Hydrographia, Chronologiam, Gnomonicam, Pyrotechniam, Architecturam Militarem atque Civilem complectitur Tomus 4},
     series = {GDML\_Books},
     publisher = {Gosse},
     address = {Genevae},
     year = {1740},
     pages = {199},
     url = {http://dml.mathdoc.fr/item/PPN588775304+DMDLOG_0010}
}

 (éd.). Elementa Pyrotechniae.
Caput Primum
De Pulvere Pyrio., dans Qui Geographiam cum Hydrographia, Chronologiam, Gnomonicam, Pyrotechniam, Architecturam Militarem atque Civilem complectitur Tomus 4, GDML_Books,  (1740), p. 199. http://gdmltest.u-ga.fr/item/PPN588775304+DMDLOG_0010/