India. Public Works Department, Public Works Department Code. Vol 1: General regulations. 5th edition, revised and corrected to 1 January 1886. Calcutta, 1886
India. Public Works Department, Public Works Department Code. Vol 1: General regulations. 6th edition, revised and corrected to 29 February 1892. Calcutta, 1892
India. Public Works Department, Public Works Department Code. Vol 1: General regulations. 7th edition, revised and corrected to 31 July 1894. Calcutta, 1894
India. Public Works Department, Public Works Department Code. Vol 1: General regulations. 8th edition, revised and corrected to 30 November 1900. Calcutta, 1900
India. Public Works Department, Public Works Department Code. Vol 1: General regulations. 9th edition, revised and corrected to 31 October 1907 [with correction slips]. Calcutta, 1908
India. Public Works Department, Public Works Department code. Vol 2: General regulations. 6th edition, revised and corrected to 30 November 1900. Calcutta, 1901
India. Public Works Department, Public Works Department code. Vol 2: General regulations. 7th edition, revised and corrected to 31 October 1907 [with correction slips]. Calcutta, 1908