Search Results
- IDNO:
- 002392
- Title:
- Equipment in a Coal Laboratory
- IDNO:
- 002394
- Title:
- Temco Brand Equipment in a Coal Laboratory
- IDNO:
- 002395
- Title:
- Equipment in a Coal Laboratory
- IDNO:
- 002397
- Title:
- Equipment in a Coal Laboratory
- IDNO:
- 002398
- Title:
- Equipment in a Coal Laboratory
- IDNO:
- 002399
- Title:
- Equipment in a Coal Laboratory
- IDNO:
- 002400
- Title:
- Equipment in a Coal Laboratory
- IDNO:
- 002401
- Title:
- Hewittic Rectifier at Jamison Coal Mine No. 9 Laboratory
- Description:
- Hewittic Rectifier changes AC to DC current.
- IDNO:
- 002402
- Title:
- Hewittic Rectifier at Jamison Coal Mine No. 9 Laboratory
- Description:
- Hewittic Rectifier changes AC to DC current.
- IDNO:
- 002407
- Title:
- Coal Lab Equipment at the Arkwright Laboratory
- IDNO:
- 002408
- Title:
- Coal Lab Equipment at the Arkwright Laboratory
- IDNO:
- 002409
- Title:
- Oven in a Coal Analysis Lab, Probably Arkwright Laboratory