You are correct @rbtdanforth, by experience on building a wooden clock, the gears in the mechanism tend to warp with temperature and humidity.
There is a discussion on precisely this in the following topic in this forum:
You are correct @rbtdanforth, by experience on building a wooden clock, the gears in the mechanism tend to warp with temperature and humidity.
There is a discussion on precisely this in the following topic in this forum: