UX7: 1c Mckinley Black on Buff Issue of 1906
With S.S. Mindoro Postmark

1c McKinley with added 1c for proper 2c postal card rate to SWITZERLAND,
COTOBATO / MINDANAO ISLD. P.I. / MAY 25 1906 dispatch.
Carried to Manila by the S.S. MINDORO of the Coastal Geodetic Survey service.

EXTREMELY SCARCE SHIP CANCEL

Card Details
1c McKinley Black on Buff Card Stock
overprinted "PHILIPPINES." in black,
light  block letters by the Maine Publishing Company. Overprint below stamp imprint. 

Typographed by Albert Daggett, Rumford Falls, Maine. 

Shipped to the Philippines on July 21, 1903
Quantity issued: 40,000 Cards
Card size: 140 x 83 mm
Earliest reported usage: November 20, 1903

Postal card could have been issued on November 10  together with the 1c McKinley card, inasmuch as they were shipped together to the Philippines on July 21, 1903. To date no card has been reported with a November 10, 1903 postmark.

S.S. MINDORO
03.01.2008