Je was op zoek naar: obs (Engels - Khmer)

lick obs.
city in california usa

allegheny obs.
city in pennsylvania usa

green bank obs.
ហ្គ្រីនលែនcity in west virginia usa

big bear solar obs.
city in california usa

kitt peak nat'l. obs.
city in arizona usa

fred lawrence whipple obs.
city in arizona usa

owens valley radio obs.
city in california usa

cerro tololo int'l obs.
city in chile

ob
អុបwaters_ world- class. kgm