I found this, which is at least a higher-res image of the clock: <a href="http:&#x2F;&#x2F;photos.thesandholms.com&#x2F;Vacations&#x2F;Rhode-Island-Trip&#x2F;USAF-National-Museum&#x2F;i-TkvpL9n" rel="nofollow">http:&#x2F;&#x2F;photos.thesandholms.com&#x2F;Vacations&#x2F;Rhode-Island-Trip&#x2F;U...</a>