Category:US National Archives File Unit: 174465 - Improvement in Telegraphy - Alexander Graham Bell

Media in category "US National Archives File Unit: 174465 - Improvement in Telegraphy - Alexander Graham Bell"

The following 143 files are in this category, out of 143 total.

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  174465 - Improvement in Telegraphy - Alexander Graham Bell - NARA - 2524936 (page 1).jpg 4,072 × 5,841; 3.44 MB
  
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  174465 - Improvement in Telegraphy - Alexander Graham Bell - NARA - 2524936 (page 10).jpg 4,040 × 5,868; 2.64 MB
  
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  174465 - Improvement in Telegraphy - Alexander Graham Bell - NARA - 2524936 (page 104).jpg 4,157 × 6,403; 3.72 MB
  
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  174465 - Improvement in Telegraphy - Alexander Graham Bell - NARA - 2524936 (page 105).jpg 4,165 × 6,407; 3.81 MB
  
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  174465 - Improvement in Telegraphy - Alexander Graham Bell - NARA - 2524936 (page 126).jpg 6,381 × 4,145; 3.05 MB
  
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  174465 - Improvement in Telegraphy - Alexander Graham Bell - NARA - 2524936 (page 128).jpg 4,152 × 6,443; 2.9 MB
  
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  174465 - Improvement in Telegraphy - Alexander Graham Bell - NARA - 2524936 (page 14).jpg 3,984 × 5,855; 2.9 MB
  
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  174465 - Improvement in Telegraphy - Alexander Graham Bell - NARA - 2524936 (page 141).jpg 6,384 × 4,113; 3.43 MB
  
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  174465 - Improvement in Telegraphy - Alexander Graham Bell - NARA - 2524936 (page 142).jpg 4,138 × 6,451; 3.74 MB
  
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  174465 - Improvement in Telegraphy - Alexander Graham Bell - NARA - 2524936 (page 144).jpg 6,382 × 4,144; 3.23 MB
  
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  174465 - Improvement in Telegraphy - Alexander Graham Bell - NARA - 2524936 (page 15).jpg 3,991 × 5,871; 3.66 MB
  
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  174465 - Improvement in Telegraphy - Alexander Graham Bell - NARA - 2524936 (page 19).jpg 3,735 × 4,686; 2.98 MB
  
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  174465 - Improvement in Telegraphy - Alexander Graham Bell - NARA - 2524936 (page 2).jpg 4,080 × 5,841; 3.77 MB
  
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  174465 - Improvement in Telegraphy - Alexander Graham Bell - NARA - 2524936 (page 20).jpg 3,950 × 4,560; 3.22 MB
  
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  174465 - Improvement in Telegraphy - Alexander Graham Bell - NARA - 2524936 (page 22).jpg 4,480 × 5,110; 3.3 MB
  
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  174465 - Improvement in Telegraphy - Alexander Graham Bell - NARA - 2524936 (page 27).jpg 4,067 × 5,865; 2.62 MB
  
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  174465 - Improvement in Telegraphy - Alexander Graham Bell - NARA - 2524936 (page 28).jpg 4,149 × 6,039; 2.77 MB
  
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  174465 - Improvement in Telegraphy - Alexander Graham Bell - NARA - 2524936 (page 3).jpg 4,072 × 5,809; 3.94 MB
  
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  174465 - Improvement in Telegraphy - Alexander Graham Bell - NARA - 2524936 (page 30).jpg 4,038 × 4,993; 2.51 MB
  
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  174465 - Improvement in Telegraphy - Alexander Graham Bell - NARA - 2524936 (page 31).jpg 4,046 × 4,985; 2.16 MB
  
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  174465 - Improvement in Telegraphy - Alexander Graham Bell - NARA - 2524936 (page 32).jpg 4,022 × 4,967; 2.46 MB
  
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