Zoning law of the city of Boston (chapter 488 of the acts of 1924) in effect June 5, 1924

the long version

...text of the Boston Zoning Code accompanied by 11 maps with the following titles: Sheet 1, East Boston / Sheet 2, Charlestown and Islands / Sheet 3, Boston Proper / Sheet 4, Roxbury / Sheet 5, Brighton / Sheet 6, South Boston / Sheet 7, Dorchester North / Sheet 8, Dorchester South / Sheet 9, West Roxbury North / Sheet 10, West Roxbury South / Sheet 11, Hyde Park; the copy on M3.B16/CPB/24.1 is in very poor condition and cannot by photocopied; a complete, usable copy is kept in the BRA collection on the call number BRA/4501 as is a set of the original maps...