The gardener's magazine and register of rural & domestic improvement (1826)
Loudon, J. C. (John Claudius), 1783-1843, A. & R. Spottiswoode, printer, United States. Patent Office. Scientific Library, former owner DSI · London : Longman, Rees, Orme, Brown and Green · leaf 207
which may be from 10 to 15 ft. high;^. 52., which may be be from 20 to SO ft.^2 high; or Jig. 53., which may be from30 to 50 ft. high. These walls mightbe applied to con-structing docks,piers, and largeedifices, in marshyground or sand, ofany breadth. Hadthe arsenal buildingsat Woolwich beenso…