UG 21
US Naval California Radio Station Collection
Box List
UG 21-01
Mare Island Naval Radio Station, CA
mechanical equipment, station personnel, electrical school – building 115
UG 21-02
Mare Island Naval Radio Station, CA
1902-1916: Hill Station - crib mast, sailors working on equipment, “pigeon loft” (used as first wireless “shack”, 1904), station personnel, equipment
UG 21-03
Mare Island Naval Radio Station, CA
1904-1916: Hill station – radio equipment and instruments, mast transport cart, crib mast, workers installing mast, naval personnel at station building, antenna mast, Marconi quench spark transmitter
UG 21-04
Mare Island Naval Radio Station, CA
1916: Hill station - radio equipment and instruments, station building interiors, electrical school – building 115
UG 21-05
Mare Island Naval Radio Station, CA
1904: radio equipment and instruments, electrical school – building 115, students of electrical school, personnel of electrical school
UG 21-06
Point Loma Naval Radio Station, CA
1905-1913: arc-loading coil, station personnel, station buildings, radio equipment, exterior view of the station
UG 21-07
Point Loma Naval Radio Station, CA
1906: exterior views of station buildings, radio equipment, radio mast, building construction
UG 21-08
Farralon Islands Naval Radio Station, CA
Station building construction, station personnel, radio equipment
UG 21-09
Eureka (Table Bluff) Naval Radio Station, CA
Circa 1906: Station radio mast, building construction, buildings
UG 21-10
Eureka (Table Bluff) Naval Radio Station, CA
1913-1921: radio equipment, exterior views of station buildings, power house, operating room, radio wires and mast
UG 21-11
Chollas Heights (San Diego, CA) Naval Radio Station
1915-1916: station construction, general exterior views, construction of the radio towers, mechanical and radio equipment, station buildings.
UG 21-12
Point Arguello Naval Radio Station, CA
1906-1915: radio equipment, construction crewmembers, general exterior views, radio mast, operations room.
UG 21-13
Yearba Buena (Goat Island) Naval Radio Station, CA
1904-1915: general and exterior views of the station and mast, radio and telephone equipment, radio vehicle.
