BRIEF DESCRIPTION
A hilly region between the western edge of Mare Humorum and the western limb of the Moon. Clefts and rilles run parallel with the edge of Mare Humorum. Refer to your copy of the Antonin Rukl lunar atlas chart, page 129.

EARTH-BASED TELESCOPIC IMAGES:
None this date

LUNAR ORBITER DATABASE:
Lunar Orbiter Database
Billy, Rima
Cavendish, 56 km
 http://cass.jsc.nasa.gov/research/lunar_orbiter/img/4-156H1.jpg
de Gasparis, 30 km
de Gasparis, Rimae
de Vico, 20 km
Fontana, 31 km
Henry, 41 km
Henry Freres, 42 km
Humorum, Mare
http://cass.jsc.nasa.gov/expmoon/orbiter/4lo143m.gif
Liebig, 37 km
Liebig, Rupes
Mersenius, 84 km
 http://cass.jsc.nasa.gov/research/lunar_orbiter/img/4-149H1.jpg
Mercenius, Rimae
Palmieri, 41 km
Palmeiri, Rimae
Vieta, 87 km
 http://cass.jsc.nasa.gov/research/lunar_orbiter/img/4-161H1.jpg
 http://cass.jsc.nasa.gov/research/lunar_orbiter/img/4-155H3.jpg
 http://cass.jsc.nasa.gov/research/lunar_orbiter/img/4-156H1.jpg
 http://cass.jsc.nasa.gov/research/lunar_orbiter/img/4-160H3.jpg
Zupus, 38 km
Zupus, Rimae

APOLLO IMAGES:
Mare Humorum
http://cass.jsc.nasa.gov/pub/expmoon/Apollo17/A17metric0602.gif

RESEARCH UPDATES:
Mersenius (Lunascan)
Mare Humorum (NASA)