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Platinotype print

Platinotype print

1880
Platinotype print of plate showing ptolemaic system

Platinotype print of plate showing ptolemaic system

1914
Platinotype print of plate of quadrant, from "Margarita Philosophica" 1535, p. 1345

Platinotype print of plate of quadrant

1914
Platinotype print of plate of Backstaff, from Davis's "Seaman's Secrets", 1607, reprint in Hakluyt Society's volume series, vol LIX, p.334

Platinotype print of plate of Backstaff

1914
2 Platinum prints shewing Egyptian "Shadoufs" raising water in 3 lifts

Platinum prints sh0wing Egyptian "Shadoufs"

Platinotype print of plate of backstaff, from Davis's "Seaman's Secrets", 1607, reprint in Hakluyt society's volume series, vol LIX, p 332

Platinotype print of plate of backstaff

1914