The life, times, and scientific labours of the second Marquis of Worcester : to which is added a reprint of his Century of inventions, 1663, with a commentary thereon (1865)
Dircks, Henry, 1806-1873 · London : B. Quaritch · leaf 53
quisitive andingenious investigator can find to reward his mostprying curiosity, are certain strange mysterious groovesin the external wall of the Citadel, on one side facingthe moat and the castle, which point like a hieroglyphicinscription to the precise place where once stood inactive operation… … 1 iiiir
Worcester, Edward Somerset, Marquis of, 1601-1667 · Inventions · Industrial arts -- History
Internet Archive · Kelly Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
