A guide to the Captain Dan Thomsen records and documents concerning Steam Tug Hercules, 1907-1951
Processed by: Historic Documents Department Staff (Bailey), 2013.
San Francisco Maritime National Historical Park
2013
Building E, Fort Mason
San Francisco, CA 94123
Phone: 415-561-7030
Fax: 415-556-3540
SAFR_Historic_Documents@nps.gov
URL: http://www.nps.gov/safr
A Guide to the Captain Dan Thomsen records and documents concerning Steam Tug Hercules
HDC0237
San Francisco Maritime National Historical Park, National Park Service2013, National Park Service
Title: Captain Dan Thomsen records and documents concerning Steam Tug Hercules
Date: 1907-1951
Identifier/Call Number: HDC0237 (SAFR 17112)
Creator:
Unknown
Physical Description:
16 items.
Repository:
San Francisco Maritime National Historical Park, Historic Documents Department
Building E, Fort Mason
San Francisco, CA 94123
Abstract: The Captain Dan Thomsen records and documents concerning Steam Tug Hercules (SAFR 17112, HDC 237) are dated from 1907 to 1951.
The items include the original 1908 logbook kept by Captain Thomsen during the HERCULES epic maiden voyage from Camden, New
Jersey to San Francisco via the Straits of Magellan. An "Incident at Astoria" was recorded by Captain Thomsen in 1911. Other
items are a cash book with entries for HERCULES, navigation instructions, and a 1912-1913 pilot house log for the tugboat
DEFIANCE. Most of the original material in this collection is in a fragile condition and has been photocopied. These photocopies
are to be used for research purposes in place of the originals. The collection is available for research use as indicated.
Physical Location: San Francisco Maritime NHP, Historic Documents Department
Language(s):
In English.
This collection is open for use unless otherwise noted.
Some material may be copyrighted or restricted. It is the researcher's obligation to determine and satisfy copyright or other
case restrictions when publishing or otherwise distributing materials found in the collections.
The descriptions in this collection guide were compiled using the best available sources of information. Such sources include
the creator's annotations or descriptions, collection accession files, primary and secondary source material and subject matter
experts. While every effort was made to provide accurate information, in the event that you find any errors in this guide
please contact the reference staff in order for us to evaulate and make corrections to this guide.
Please cite the title and collection number in any correspondence with our staff.
[Item description], [Location within collection organization identified by Collection Number/Series Number/File Unit Number/Item
Number], HDC0237 (SAFR 17112), Captain Dan Thomsen records and documents concerning Steam Tug Hercules, San Francisco Maritime
National Historical Park
SAFR-00001
This collection was transferred from Golden Gate National Recreation Area to San Francisco Maritime National Historical Park.
Historical or Biographical Note
This finding aid does not have an agency history, biography, or historical note.
The Captain Dan Thomsen records and documents concerning Steam Tug Hercules (SAFR 17112, HDC 237) are dated from 1907 to 1951.
The items include the original 1908 logbook kept by Captain Thomsen during the HERCULES epic maiden voyage from Camden, New
Jersey to San Francisco via the Straits of Magellan. An "Incident at Astoria" was recorded by Captain Thomsen in 1911. Other
items are a cash book with entries for HERCULES, navigation instructions, and a 1912-1913 pilot house log for the tugboat
DEFIANCE. Most of the original material in this collection is in a fragile condition and has been photocopied. These photocopies
are to be used for research purposes in place of the originals. The collection is available for research use as indicated.
The collection is arranged into two containers.
Subjects and Indexing Terms
Hercules (built 1907; tugboat)
Logbooks