US - 1961/63 Four different X-15 Space Plane cacheted covers

When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.

US - 1961/63 Four different X-15 Space Plane cacheted covers:
$17.38

US - 1961/63 Four different X-15 Space Plane cacheted covers. All mailed. Backsides are blank. Covers are in finecondition with no tears or creases. See scans. California residents please add 9.25% sales tax . Postage/shipping is $1.50 in USA; $2.50 rest of world. Buyers save shipping costs on multiple lots.On Sep-27-00 at 04:51:39 PDT, seller added the following information:

I accept payment through X.com\'s PayPal!