These Are Days - With Bonus Giveaway

 Photo (quite lovely, I think).
On reverse:

Compliments of Gillette Film Station Dealer
Stations all over greater N.Y.
Insist upon Gillette quality

Found in "Days With the Great Composers - Third Series: Mozart, Schumann, Tschaikovsky." Published by Hodder and Stoughton, circa 1915.

I'm giving away this book and photo I found inside. The book is illustrated with tipped-in color plates, as you can see here:

I'll be announcing the winner tomorrow (April 16th) at 3:00 PM EST.
Comment to enter.
Good luck.

-Click to enlarge photos-