Person
Pledge, Humphrey Thomas, 1903-1960
Catalogue
- Books
A history of science / H.T. Pledge.
Pledge, Humphrey Thomas, 1903-1960.Date: 1990- Books
Symbolism as a limiting factor in the history of science / by H.T. Pledge.
Pledge, Humphrey Thomas, 1903-1960Date: 1953- Books
Science since 1500 : a short history of mathematics, physics, chemistry, biology / by H.T. Pledge.
Pledge, Humphrey Thomas, 1903-1960.Date: [1946]- Books
Science since 1500 : a short history of mathematics, physics, chemistry, biology / H.T. Pledge.
Pledge, Humphrey Thomas, 1903-1960.Date: 1966