Ice breaking operations
From Library of Congress Subject Headings
Ice breaking operations
URI(s)
- http://id.loc.gov/authorities/subjects/sh85063977
- info:lc/authorities/sh85063977
- http://id.loc.gov/authorities/sh85063977#concept
Instance Of
Scheme Membership(s)
Collection Membership(s)
Variants
- Icebreaking operations
Broader Terms
Related Terms
Exact Matching Concepts from Other Schemes
Sources
- found: Wikipedia, July 22, 2008: Navigational aid page ("A navigational aid (also known as aid to navigation, ATON, or navaid) is any sort of marker which aids the traveler in navigation; the term is most commonly used to refer to nautical or aviation travel. Common types of such aids include lighthouses, buoys, fog signals, and day beacons. According to the glossary of terms in the United States Coast Guard Light list, an Aid to Navigation is any device external to a vessel or aircraft specifically intended to assist navigators in determining their position or safe course, or to warn them of dangers or obstructions to navigation")
LC Classification
- VK1299.5-VK1299.6
Change Notes
- 1986-02-11: new
- 2008-08-29: revised
Alternate Formats
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