History of the inductive sciences, from the earliest to the present time

by William Whewell

Petrarch, a. [237].

Philip, Dr. Wilson, b. [454].

Phillips, William, b. [325], [343], [525].

Philolaus, a. [259].

Photius, a. [208].

Piazzi, a. [447], [485].

Picard, a. [404], [464], [470]; b. [33].

Piccolomini, a. [336].

Pictet, b. [168].

Picus of Mirandula, a. [226], [238].