Ring in a teacup

"He seemed to be everywhere. It amazed Lucy how regularly Mr. der Linssen, the handsome Dutch doctor who taught one of her nursing classes, kept turning up in her life. She would bump into him at the hospital, at her home and even in Holland when she went on vacation. If only he knew she existed! But that wasn't likely, Lucy thought, since far prettier girls were obviously his for the asking ..."--Page 4 of cover.