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V (Stack)Whitworth, Sir Joseph
Notes of Evidence given before the Privy Council on the hearing of Sir Joseph Whitworth's Petition for a Prolongation of his Patent for Fluid-Compressed Steel
N.p., n.d. [the hearing was on November 4, 1879]. Loosely inserted in Whitworth's Papers on Mechanical Subjects, Part I (1882).
[Unknown]
1879?