Status Updates From Grand Canyon: Solving Earth...

Grand Canyon: Solving Earth's Grandest Puzzle
by

James Lawrence Powell

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Almira is on page 150 of 320

— Jan 07, 2017 12:23PM Add a comment

Brian is on page 110 of 320

Lots more history of geology and quoting of long passages from 19th century surveyors/geologists. Not a ton yet about the modern geological understanding, but I imagine it is slowly getting there

— Jan 06, 2015 10:47AM Add a comment

Bern J is on page 168 of 320

— Oct 10, 2014 05:08PM Add a comment

Bern J is on page 125 of 320

— Oct 04, 2014 12:23PM Add a comment

Liz Ohlhausen is on page 28 of 320

Chapter 2 made me feel like I travelled down the Colorado with Powell. Lovin' it!

— Jul 16, 2012 10:59PM Add a comment

Liz Ohlhausen is on page 12 of 320

— Jul 16, 2012 05:12PM Add a comment