Horns Communication Devices

Cutaway of building showing man beside boiler used to power foghorn, shovel on the side, boats on foggy waters in background.

Survey number: HABS CA-2335-B Public domain photograph - 1930s California, United States, free to use, no copyright restrictions image - Picryl description

Significance: Lightship 116 is one of the last extant lightships in the United States and has had few modifications during its service. Four generations of lightships were in use in the United States from 1820 More

Significance: Lightship 116 is one of the last extant lightships in the United States and has had few modifications during its service. Four generations of lightships were in use in the United States from 1820 More

Significance: Lightship 116 is one of the last extant lightships in the United States and has had few modifications during its service. Four generations of lightships were in use in the United States from 1820 More

Significance: Lightship 116 is one of the last extant lightships in the United States and has had few modifications during its service. Four generations of lightships were in use in the United States from 1820 More

Significance: Lightship 116 is one of the last extant lightships in the United States and has had few modifications during its service. Four generations of lightships were in use in the United States from 1820 More

Significance: Lightship 116 is one of the last extant lightships in the United States and has had few modifications during its service. Four generations of lightships were in use in the United States from 1820 More

Significance: Lightship 116 is one of the last extant lightships in the United States and has had few modifications during its service. Four generations of lightships were in use in the United States from 1820 More

Significance: Lightship 116 is one of the last extant lightships in the United States and has had few modifications during its service. Four generations of lightships were in use in the United States from 1820 More

Significance: Lightship 116 is one of the last extant lightships in the United States and has had few modifications during its service. Four generations of lightships were in use in the United States from 1820 More

Significance: Lightship 116 is one of the last extant lightships in the United States and has had few modifications during its service. Four generations of lightships were in use in the United States from 1820 More

Significance: Lightship 116 is one of the last extant lightships in the United States and has had few modifications during its service. Four generations of lightships were in use in the United States from 1820 More

Significance: Lightship 116 is one of the last extant lightships in the United States and has had few modifications during its service. Four generations of lightships were in use in the United States from 1820 More

Significance: Lightship 116 is one of the last extant lightships in the United States and has had few modifications during its service. Four generations of lightships were in use in the United States from 1820 More

Significance: Lightship 116 is one of the last extant lightships in the United States and has had few modifications during its service. Four generations of lightships were in use in the United States from 1820 More

Significance: Lightship 116 is one of the last extant lightships in the United States and has had few modifications during its service. Four generations of lightships were in use in the United States from 1820 More

Significance: Lightship 116 is one of the last extant lightships in the United States and has had few modifications during its service. Four generations of lightships were in use in the United States from 1820 More

Significance: Lightship 116 is one of the last extant lightships in the United States and has had few modifications during its service. Four generations of lightships were in use in the United States from 1820 More

Significance: Lightship 116 is one of the last extant lightships in the United States and has had few modifications during its service. Four generations of lightships were in use in the United States from 1820 More

Significance: Lightship 116 is one of the last extant lightships in the United States and has had few modifications during its service. Four generations of lightships were in use in the United States from 1820 More