Cornell University Library Digital Collections
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Subject
- American Telegraph Confederation.1
- Erie & Michigan Telegraph Company.2
- House Company1
- Ohio, Indiana, and Illinois Telegraph Company3
- Southern Michigan Telegraph Company1
- Telegraph business correspondence: finances, office operations, western lines1
- Telegraph business correspondence: finances, office operations, western lines, adjudication of telegraph disputes, transfer of patents1
- Telegraph business correspondence: refinancing of stock, office operations, western lines, Ely judgment2
- Telegraph business correspondence: refinancing of stock, office operations, western lines, Morse telegraph patent1
- smallpox.[remove]5
- transfer of lines1