Joseph Aspdin

Died aged c. 77

Joseph Aspdin (25 December 1778 – 20 March 1855) was an English cement manufacturer who obtained the patent for Portland cement on 21 October 1824.

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Commemorated on 1 plaque

Joseph Aspdin (1778-1855). Portland Cement, one of mankind's most important manufactured materials, was patented by Joseph Aspdin, a Leeds bricklayer, on 21 October 1824. Aspdin lived in this yard (then called Slip Inn Yard) and first sold his cement in Angel Inn Yard

somewhere Yard, Leeds, United Kingdom where they lived