Numbered series indicated by "AGR101" onward; at least 24 titles in series.
Library has:
Bishop, Jodie. Tennis ace. AGR-250
Martin, Andrew. Crotch watcher. AGR-133
Martin, Max. Tropical heat. AGR-251
Olson, Derek. College firsts. AGR-219
Wardon, Mike. The big boys. AGR-246