| Source: Mercantile and Manufacturing Scrapbooks, circa 1948-1977 Location: Reading Room / St.L. / 658 / M533 | |
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| Last Name: | Horst |
| First Name: | Grace |
| Volume: | 6 |
| Page: | 4-5 |
| Remarks: | in article titled "Killark Electric Caught in Classic Dilemma," 1974 |
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