Victor Kalin

Title: The Doctor
Author: Mary Roberts Rinehart
Publisher: Dell
Published: Oct 1966, ©1935
Illustrator: Victor Kalin

He is credited on the back cover.

Innocence began and ended with Katie Walters. She was a child-woman--young enough to want things her way and old enough to know just how to get them. Dr. Chris Arden didn't know about Katie when he opened an office at the Walters house. But soon he learned she was to be only one of the many dangers destiny had planned ...

JH

Title: Make up Your Mind Nurse
Author: Phyllis Matthewman
Publisher: Harlequin
Published: June 1964, ©1964
Illustrator: JH

The initials are in the lower left-hand corner.

Staff Nurse Tracy Morland was the most envied girl in the hospital when eligible Doctor Colin Brent asked her to marry him. She accepted, and then found the demands of her career interfering with their  marriage plans. But would she have let them interfere if she had been truly in love?

Bern Smith

Title: Nurse of My Heart
Author: Jill Christian
Publisher: Harlequin
Published: Feb 1963, 1955
Illustrator: Bern Smith

His signature is in the lower left-hand corner.

When Sally gave up her hospital career to go home and nurse her sister Jeannie, she was making a bigger sacrifice than anyone knew; for Jean had married the man Sally loved. All the same, she looked forward to seeing her beloved Cumberland again; she could even visit the farm that was her own property and meet the tenant who had such a reputation for being dour and difficult.

Allan Kass

Title: Nurse in Spain
Author: Diana Douglas
Publisher: Signet
Published: May 1975, ©1975
Illustrator: Allan Kass

His signature is in the lower left-hand corner.

Lovely young Fran Kelly had accepted a transfer to the American Army base at Coronado, hoping for an easy tour of duty and a  much-needed rest. Almost at once Spain began to work its magic. Perhaps it was the presence of handsome Dr. Des Walton which made the country seem so wonderful. Or was it Mario Vallejo, the landed aristocrat and famous matador who showed her the most fascinating places in town? But Des kept brooding over some secret in his past, and Mario was involved in activities Army intelligence frowned upon.  Confused by rumors of terror and violence, how could Fran choose between the two men? If her heart betrayed her, Fran would face a danger that could destroy her only chance for happiness ...

Allan Kass

Title: Nurse Deceived
Author: Diana Douglas
Publisher: Signet
Published: May 1973, ©1973
Illustrator: Allan Kass

His signature is under the cable car on the lower left-hand corner.

When Dr. John Rentoul drove Michelle Banfield home, it seemed the start of a romance between the tall, handsome surgeon and the beautiful, gray-eyed nurse. Then, suddenly, out of the night rushed a car driven by a man intent on murder. In its wake lay a girl whose memory had been destroyed, and whose face was so disfigured it would take all of John Rentoul's surgical skill to mend it. As Michelle watched the miracle of restoration, John, like the Greek sculptor Pygmalion, fell in love with his creation. It was only then that Michelle sensed the evil person behind the lovely mask being formed. What could she do to save the man she loved from a fascination that might destroy him—and ruin her own chance at happiness...?

Edrien King

Title: A Nurse's Quest
Author: Ruth McCarthy Sears
Publisher: Airmont Books
Published: April 1976, ©1971
Illustrator: Edrien King

Her signature is in the lower right-hand corner.

While vacationing in the historic California town of Monterey, Darcy Burnett accidentally ran into her old college roommate, Evie Wood, and Evie's handsome newspaperman brother, Paul. Raven-haired Darcy, just out of nursing school, was a little awed by the Woods, with their fabulous country mansion and immense fortune. But when Darcy was suddenly called to Wood Manor on private duty, she found that her dream palace was a nest of intrigue and danger. All too quickly she became entangled in a web of deception and evil. Could she trust attractive Amos Chandler, another young newsman? Or should she turn to Paul, sometimes distant, sometimes too tantalizingly close for comfort?

Robert Abbett

Title: Marilyn Morgan, Cruise Nurse
Author: Rubie Saunders
Publisher: Signet
Published: May 1971, ©1971
Illustrator: Robert Abbett

His signature is in the lower left-hand corner.

How many very overworked young nurses get to spend three beautiful weeks on a Caribbean luxury liner—with pay, no less! Marilyn Morgan knew she was lucky, but she also knew she'd miss New York, the hospital, her friends, and especially a certain young doctor named Matt... But what promised to be a restful cruise to the Islands turned out to be a whirlwind voyage to excitement and romance—complete with a dashing ship's officer who made New York and the hospital and Matt seem dangerously far away ...

Jack Harman

Title: Reluctant Nurse
Author: Anne Lorraine
Publisher: Harlequin
Published: 1963, ©1959
Illustrator: Jack Harman

The signature is cut off, but is similar to Jack Harman's, as is the style.

Nursing is a splendid career—but it must be chosen for the right reasons. A girl who is not suited to it, however hard she tries, might lead a more useful life elsewhere. That was Carol's problem. Was she a born nurse? Or would love and marriage provide a third way?