This pretty sketch of a young lady modelling a new style of summer dress is an illustration from the July 1915 issue of The Delineator magazine. 
Click on image to enlarge.
Julie is a vintage enthusiast and a Photoshop addict who collects old books and new recipes.
Contact her at: theolddesignshop(at) gmail(dot)com
Love this one too! 🙂
That’s great Melody!