Retirement ceremony for Master Sgt. Robert Caithaml Published July 26, 2010 VANCE AIR FORCE BASE, Okla. -- Congratulations and good luck on your retirement Master Sgt. Robert Caithaml. Thank you for your service. Time in service: 22 years Retirement ceremony: 3 p.m., Friday, Aug. 13, in the Base Auditorium, Bldg. 550. A reception will follow in the Community Chapel Activity Center, Bldg. 528. For more information and to RSVP, contact Master Sgt. Markus Schnellhammer, 213-5504.