When the key turned <a href="/items/browse?advanced%5B0%5D%5Belement_id%5D=49&advanced%5B0%5D%5Btype%5D=is+exactly&advanced%5B0%5D%5Bterms%5D=Tracey%2C+Kay+%28Fictitious+character%29">Tracey, Kay (Fictitious character)</a> Judd, Frances K.; Wirt, Mildred A. (Mildred Augustine), 1905-2002 University of Iowa. Libraries. Special Collections Dept. 2007-09-17 Educational use only, no other permissions given. U.S. and international copyright laws may protect this digital object. Commercial use or distribution of the object is not permitted without prior permission of the copyright holder.<br><br>Digital collection © The University of Iowa. Nancy Drew Mystery Series®, Nancy Drew, and all related characters and images are © and registered trademarks of Simon & Schuster, Inc. All rights reserved. This site is neither affiliated with nor endorsed by Simon & Schuster, Inc. Any of Simon & Schuster's copyrighted material appearing on this site complies with fair use principles established in U.S. and international copyright law for the purpose of review, study, criticism, or news reporting. Kay Tracey mystery stories (Books, Inc.) Mildred Wirt Benson Digital Collection Iowa Authors Collection http://lib.uiowa.edu/collguides/?MSC0869 jpeg Text; Still image Novels; Book jackets; Title pages; Tables of contents 5 MSC0869 mwbcov191 169948831 http://digital.lib.uiowa.edu/cdm/ref/collection/mwb/id/4748 Whispering walls <a href="/items/browse?advanced%5B0%5D%5Belement_id%5D=49&advanced%5B0%5D%5Btype%5D=is+exactly&advanced%5B0%5D%5Bterms%5D=Parker%2C+Penny+%28Fictitious+character%29">Parker, Penny (Fictitious character)</a> <a href="/items/browse?advanced%5B0%5D%5Belement_id%5D=49&advanced%5B0%5D%5Btype%5D=is+exactly&advanced%5B0%5D%5Bterms%5D=1940-1950">1940-1950</a> Wirt, Mildred A. (Mildred Augustine), 1905-2002 Cupples & Leon Company University of Iowa. Libraries. Special Collections Dept. 1946 2007-06-01 Educational use only, no other permissions given. U.S. and international copyright laws may protect this digital object. Commercial use or distribution of the object is not permitted without prior permission of the copyright holder.<br><br>Digital collection © The University of Iowa. Nancy Drew Mystery Series®, Nancy Drew, and all related characters and images are © and registered trademarks of Simon & Schuster, Inc. All rights reserved. This site is neither affiliated with nor endorsed by Simon & Schuster, Inc. Any of Simon & Schuster's copyrighted material appearing on this site complies with fair use principles established in U.S. and international copyright law for the purpose of review, study, criticism, or news reporting. Penny Parker mystery stories Mildred Wirt Benson Digital Collection Iowa Authors Collection http://lib.uiowa.edu/collguides/?MSC0869 jpeg Text; Still image Novels; Book jackets; Title pages; Tables of contents 15 MSC0869 mwbcov058 169948831 http://digital.lib.uiowa.edu/cdm/ref/collection/mwb/id/2263