Crested Organ Pipe #73 in Pima County, Arizona.

"Spire"

Close Up
SX50_IMG_7057_mod (12-29-2016) Photo courtesy of Joe Orman

Close Up - Other Side
SX50_IMG_7060_mod (12-29-2016) Photo courtesy of Joe Orman

Pima,
AZ. g" h'(w+w)/2
=c'(g+h+c)
= xxx Spire:
Joe Orman12-29-2016(w+h+d)
=? Standing
?gh(w+w)/4
=c(g+h+c)
=xxx ??(*w+h+d)
=??
?gh(w+w)/4
=c(g+h+c)
=xxx ??(*w+h+d)
=??