- This 5-3/8" steel, German silver, and black plastic drawing pen is marked on its adjusting screw: 0 | 2 | 4 | 6 |8.
- The donor, Sebastian J. Tralongo (1928–2007), served in the U.S. Navy during World War II and then worked for the Vitro Corporation in Rockville, Md., for 35 years. He patented a device for signaling from deeply submerged submarines. This pen was received with several other drawing instruments in a wooden box, 1984.1071.13.
- References: "Tralongo, Sebastian James 'Subby'," Hartford Courant, May 26, 2007; Sebastian J. Tralongo, "Submarine Signal Device" (U.S. Patent 2,989,024 issued June 20, 1961); "Vitro Corp. – Company Profile," http://www.referenceforbusiness.com/history2/25/Vitro-Corp.html.
- Currently not on view
- Object Name
- date made
- mid 20th century
- Physical Description
- steel (overall material)
- german silver (overall material)
- plastic (overall material)
- overall: 13.5 cm x.7 cm x 1.4 cm; 5 5/16 in x 9/32 in x 9/16 in
- ID Number
- accession number
- catalog number
- Credit Line
- Gift of Sebastian J. Tralongo
- Drawing Instruments
- Drafting, Engineering
- Data Source
- National Museum of American History
Our collection database is a work in progress. We may update this record based on further research and review. Learn more about our approach to sharing our collection online.