7126 1937_VacavilleMap eng Vacaville, City Map of the City of Vacaville California 1937 Showing Block Numbers for Mail Delivery Service. November 1937. This map is a clearer scan of an earlier 1937 Vacaville map added to our database. Reference record number 801 for the same map with handwritten addresses. vacahc@gmail.com 28393462837