With its transparent wings, long slender body, long tails and long antennae, I think this is an elegant looking insect. It’s a Long-tailed Ichneumon Fly. The image is from Hooker’s Illustrated Natural History by Worthington Hooker, M.D. The book was published in 1864. 
Click on image to enlarge.
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Julie is a vintage enthusiast and a Photoshop addict who collects old books and new recipes.
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Wow. Never even knew they could look like this one.. Thanks!
Same here Echo. You’re welcome.