chrisspurgeon:
Solar synchronizer sign
chrisspurgeon:
Solar synchronizer
chrisspurgeon:
Bit Serial Adder
chrisspurgeon:
Bit Serial Adder sign
chrisspurgeon:
Model of the Clock of the Long Now
chrisspurgeon:
Geneva wheel
chrisspurgeon:
Chime prototype for the Clock of the Long Now
chrisspurgeon:
Chime prototype for the Clock of the Long Now
chrisspurgeon:
Orrery at the Long Now Foundation
chrisspurgeon:
Orrery sign
chrisspurgeon:
Tungsten spherical weight