| Source: Images in the annual reports of the Board of Education of the City of St. Louis, Mo., 1896-1949 (incomplete run) Location: St.L. / 379 / Sa2r | |
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| Name of School: | Isaac M. Mason School |
| Building Illustration: | yes |
| Page: | facing 361; between 364 & 365 |
| Number of Report: | 67th annual report |
| Year of Report: | year ending June 30, 1921 |
| Remarks: | exterior photo and floor plans |
