With arm extended, thumb pointing. down, flex fingers in and out as. long as load movement is desired. SWING. Arm extended, point with finger in. direction of swing of boom. STOP. Arm extended, palm down, move.
Clarion, Iowa. Clarion is a city in and the county seat of Wright County, Iowa, United States. The population was 2,850 at the 2010 census. Clarion is the birthplace of the four-leaf clover emblem used by the 4-H Clubs of America, conceived of in 1907 by the local school superintendent, O.H. Benson.
Parkersburg is a city in Butler County, Iowa, United States. The population was 1,870 in the 2010 census, a decline from 1,889 in the 2000 census. Parkersburg, although not the county seat, has the highest population of all the cities in Butler County.