ODO - 39108 - did not change because there was no magnet on the new rear tire. The old one was stolen during the breakin to the van in Memphis.

New rear cog
new chain
new rear tire

ODO - 39108 Pima Community College Northeast and then north

ODO 39087

ODO 39075

ODO 39054

ODO - 39028 down 101

ODO - 39008 three others at bench

ODO. 38988 in the 60s four others at the bench

ODO - 38972

ODO - 38951 - favorable temps