Cherry Ames is a very popular series about a young nurse.
Published by Grosset & Dunlap, 27 titles were printed starting in 1943 and ending in 1968.
Unlike many Grosset & Dunlap series, these books were not ghost written. The authors are Helen Wells and Julie Campbell Tatham. These two authors also wrote other popular series, including Vicki Barr Flight Stewardess and Trixie Belden.

Books # 1-22 were printed in dust jacket format. The entire series was later printed in picture cover format.
Cherry Ames books include:

#1 CHERRY AMES, STUDENT NURSE
#2 CHERRY AMES, SENIOR NURSE
#3 CHERRY AMES, ARMY NURSE
#4 CHERRY AMES, CHIEF NURSE
#5 CHERRY AMES, FLIGHT NURSE
#6 CHERRY AMES, VETERANS' NURSE
#7 CHERRY AMES, PRIVATE DUTY NURSE
#8 CHERRY AMES, VISITING NURSE
#9 CHERRY AMES, CRUISE NURSE
#10 CHERRY AMES AT SPENCER
#11 CHERRY AMES, NIGHT SUPERVISOR
#12 CHERRY AMES, MOUNTAINEER NURSE
#13 CHERRY AMES, CLINIC NURSE
#14 CHERRY AMES, DUDE RANCH NURSE
#15 CHERRY AMES, REST HOME NURSE
#16 CHERRY AMES, COUNTRY DOCTOR'S NURSE
#17 CHERRY AMES, BOARDING SCHOOL NURSE
#18 CHERRY AMES, DEPARTMENT STORE NURSE
#19 CHERRY AMES, CAMP NURSE
#20 CHERRY AMES AT HILTON HOSPITAL
#21 CHERRY AMES, ISLAND NURSE
#22 CHERRY AMES, RURAL NURSE
#23 CHERRY AMES, STAFF NURSE
#24 CHERRY AMES, COMPANION NURSE
#25 CHERRY AMES, JUNGLE NURSE
#26 CHERRY AMES: THE MYSTERY IN THE DOCTOR'S OFFICE
#27 CHERRY AMES, SKI NURSE