A model posing during a photo shoot (along with the end result.)
<bdi><a href="https://en.wikipedia.org/wiki/en:Paul_Martin_(illustrator)" class="extiw" title="w:en:Paul Martin (illustrator)"><span title="US commercial artist and illustrator">Paul Martin</span></a>
</bdi>
The three live poses and painting date to 1930. However, the latter didn't make it to print until 1932.
<b>Original publication</b>: A cover of <i>Foreign Service</i> magazine.<br><b>Immediate source</b>: The magazine and three <abbr title="black-and-white">B&amp;W</abbr> pictures are from my own collection.