There is a large common
type of sundial with the usual errors, however a correction chart is nearby.
The analemma comprise the
bulk of the exhibit. These graceful figures are arranged in an exact position
to indicate the time precisely. They show the date, the solstice, the equinox
and the constellations.
The Solar Models consist of
one system that includes the Sun, the Earth and the planets Mercury, Venus,
and Mars, and the planet Uranus as part of another system beginning at
Peoria. That system can be explored at Lakeview
Museum.
The Sun Gun when pointed at
the sun measures its declination and shows on a map where it is noon. It
includes a lens to examine the solar spectrum. Once pointed at the sun
it can be rotated to find the points of sunrise and sunset.
