Fascinating! Researched and found no information on Clara P. Armstrong or Stamped Signature.      Oval Framed Block Print?. Looks to be a “Road Runner” Streaking by to the Flowers.  A Oriental Looking Stamp on Right of picture.  Oval Shape, Solid Wood Frame.  Backstamp Reads “Clara Craft” Clara P. Armstrong (--S, C. E.), 1190 South Race St. Denver, Colorado”    In Excellent Vintage condition.          

 Items are described as accurately as I can, with emphasis on the flaws to avoid disappointment.  Shipping $7.90.  Shipping charges are the responsibility of the buyer and are non-refundable.   Thanks so much for coming by to look at this item. May I invite you to check out my other Vintage items.      

I strive to provide the best shipping options and to ensure the item arrives undamaged.  I also attempt to be eco-friendly and reuse shipping boxes. Please be aware that item may come in a recycled box.  Please feel free to ask any questions