Tailgate Lab: Matching Mortars on the Fly

"From an altitude of 36 centimeters – we were lying prone, elbows down, chins in hand – the assembled gravel, like a new Hampshire boulder field, could be seen for what it was: unique sculpture from distinct terrane in widely separated distant worlds."  - John McPhee, 1996 New Yorker article "The Gravel Page" The last… Continue reading Tailgate Lab: Matching Mortars on the Fly