Comments on: What is a “C-Monument”? https://www.socalregion.com/what-is-a-c-monument/ Your Resource For Highways, Geology, Railroads, History, Bicycling, And More Throughout Southern California Since 1995. Celebrating 30 Years Online! Thu, 19 Feb 2026 23:34:35 +0000 hourly 1 https://wordpress.org/?v=6.9.4 By: Michael F Ballard https://www.socalregion.com/what-is-a-c-monument/#comment-6670 Tue, 31 Dec 2019 01:34:20 +0000 http://socalregion.com/?p=11852#comment-6670 In reply to Karen Stone.

They were used throughout the state, so yes.

]]> By: Karen Stone https://www.socalregion.com/what-is-a-c-monument/#comment-6669 Mon, 30 Dec 2019 23:55:09 +0000 http://socalregion.com/?p=11852#comment-6669 Were C-monuments used in Northern California, specifically Sonoma County?

]]> By: Michael Ballard https://www.socalregion.com/what-is-a-c-monument/#comment-1046 Wed, 06 Sep 2017 06:56:28 +0000 http://socalregion.com/?p=11852#comment-1046 In reply to ron mendivel.

I have found a few as well out in the Mojave. Deserts are definitely easier areas to spot them.

]]> By: ron mendivel https://www.socalregion.com/what-is-a-c-monument/#comment-1045 Wed, 06 Sep 2017 06:40:13 +0000 http://socalregion.com/?p=11852#comment-1045 I saw 3 or 4 of these today near old us 91 near Yermo, California

]]>