Together, the Baist and Sanborn maps offer a remarkable window into the history of a city, with innumerable clues about the character of neighborhoods 80, 100, or more years in the past.
32.
The 1911 Sanborn Map Index for the City of St . Johns, Oregon shows that the Cathedral Park neighborhood was part of the original City of St . Johns prior to annexation by Portland in 1915.
33.
It was because of these details and the accuracy of the Sanborn maps, coupled with the Sanborn Company s standardized symbolization and aesthetic appeal that made the Sanborn Company so successful and their maps so widely utilized.
34.
The supposed tunnel is not shown on the Sanborn fire insurance map for 1939 ( The Sanborn Map Co ., New York, Kansas City 1939-1940 vol . 1, 1939, Sheet 34 ).