http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
a course of graded instruction, with illustrations in the use of horizontal bars, parallel bars, horses, rings, ladders, stall bars, giant strides, climbing poles, bucks, mats
xix, 109 pages : illustrations ; 23 1/2 cm.