| Source: After Thirty-Five Years of Successful Achievement, circa 1921 Location: St.L. / 674.8 / H983 | |
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| Last Name: | Henschen |
| First Name: | W. |
| Middle Name: | H. |
| Page: | 18 |
| Remarks: | in list of Plan-Estimating and Draughting personnel members |
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