Blanche Ostertag
Isabel McDougall, Charles Scribner's Sons
<cite class="book" style="font-style:normal">Charles Scribner's Sons (1903) "Blanche Ostertag by Isabel McDougall" in    <i> <a rel="nofollow" class="external text" href="https://books.google.com/books?id=dgtSAAAAYAAJ&amp;pg=PA309">The Book Buyer</a></i> (Public domain ed.), Charles Scribner's Sons, pp. 309−315  <small></small></cite>