erythrocyte sedimentation rate (ESR), the rate at which red blood cells settle out in a tube of unclotted blood, expressed in millimeters per hour. Blood is collected in an anticoagulant and allowed to form a sediment in a calibrated glass column.
The Butterfly Circus (2009) The Butterfly Circus is the story of a renowned circus troupe traveling through the devastated American landscape at the height of the Great Depression, lifting the spirits of audiences ... See full summary Â».
MONARCH BUTTERFLY FESTIVAL. Activities will include Monarch Education, Live Bluegrass Bands, featuring the The Muleskinners, Penicle Ridge and Mad River Railroad, Butterfly Walk, Prairie Walk, arts and crafts, food trucks, childrenâs crafts including a collaborative art project sponsored by the Springfield Museum of Art (Ohio).