The Notebooks of Leonardo Da Vinci Complete


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support. Make him who stole it, give you the ... learn levelling and  
how much soil a man can dig out in a day.  
1
380.  
This was done by Leone in the piazza of the castle with a chain and  
an arrow. [Footnote: This note must have been made in Milan; as we  
know from the date of the MS.]  
1
381.  
NAMES OF ENGINEERS.  
Callias of Rhodes, Epimachus the Athenian, Diogenes, a philosopher,  
of Rhodes, Calcedonius of Thrace, Febar of Tyre, Callimachus the  
architect, a master of fires. [Footnote: Callias, Architect of  
Aradus, mentioned by Vitruvius (X, 16, 5).--Epimachus, of Athens,  
invented a battering-enginee for Demetrius Poliorketes (Vitruvius X,  
1
6, 4).--Callimachus, the inventor of the Corinthian capital (Vitr.  
IV, I, 9), and of the method of boring marble (Paus. I, 26, 7), was  
also famous for his casts in bronze (Plin. XXXIV, 8, 19). He  
invented a lamp for the temple of Athene Polias, on the Acropolis of  
Athens (Paus. I, 26, 7)--The other names, here mentioned, cannot be  
identified.]  
1
382.  
1128  


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