Near Mentone in San Bernardino County, California — The American West (Pacific Coastal)

Henry Harbinson Sinclair

1858-1914

By Michael Kindig, August 19, 2012

1. Henry Harbinson Sinclair Marker

Inscription. Click to hear the inscription.

In memory of Henry Harbinson Sinclair, 1858-1914. A testimonial to his high and useful service as a pioneer in the establishment and development of the hydro electric industry in California.

Erected 1920 by Southern California Edison Company.

Topics and series. This historical marker is listed in these topic lists: Industry & Commerce • Science & Medicine. In addition, it is included in the Historic Civil Engineering Landmarks series list.

Location. 34° 5.318′ N, 117° 2.352′ W. Marker is near Mentone, California, in San Bernardino County. Marker is on Mill Creek Road (California Route 38) one mile east of Bryant Street, on the right when traveling east. Touch for map. Marker is at or near this postal address: 34754 Mill Creek Road, Mentone CA 92359, United States of America. Touch for directions.

Other nearby markers. At least 8 other markers are within 9 miles of this marker, measured as the crow flies. The Greenspot Market (approx. 3.6 miles away); Yucaipa Adobe (approx. 5.8 miles away); Yucaipa Rancheria (approx. 5.8 miles away); Mill Creek Zanja

By Michael Kindig, August 19, 2012

2. Henry Harbinson Sinclair Marker

(approx. 6.7 miles away); a different marker also named Mill Creek Zanja (approx. 7.6 miles away); Site of First Lugonia, Now Redlands, District School (approx. 7.8 miles away); Kimberly Crest (approx. 8½ miles away); Lincoln Memorial Shrine (approx. 8.6 miles away).

Also see . . . ASCE and IEEE Historical Marker Description. (Submitted on August 19, 2020, by Craig Baker of Sylmar, California.)

Credits. This page was last revised on August 20, 2020. It was originally submitted on August 21, 2012. This page has been viewed 543 times since then and 3 times this year. Last updated on August 19, 2020, by Craig Baker of Sylmar, California. Photos: 1, 2. submitted on August 21, 2012, by Michael Kindig of Long Beach, California. • J. Makali Bruton was the editor who published this page.