Check the listing for details. 717 Arbor Day (NFDC), Unknown Cachet, SF, GC, April 1932.. Color: Brown, Made in United States. Listed at 4.50 USD. Celebrate the spirit of Arbor Day with this unique 717 Arbor Day (NFDC), Unknown Cachet, SF, GC, April 1932 stamp collection. These stamps, featuring the denominations of 1/2 and 1 1/2, showcase a brown hue and are a nod to historical events that commemorate the importance of planting and conservation. The stamps originate from the United States, adding to their authenticity and charm. Dive into philatelic history with a piece that has traversed time, capturing the essence of an era. This ungraded and uncertified collection of stamps is a testament to the cancellation type event cover, marking it as a genuine piece of postal memorabilia. Whether you're a seasoned collector or a newcomer to the world of stamps, this collection is a noteworthy addition to any assortment.