"Open Nights"

Dr. Frank L. Whipple will give a short talk on "Photography in Astronomy" at the third meeting of "Opend Nights" at the Observatory. Dr. Whipple's lecture will commence at 7.30 o'clock.

Exhibits illustrating the work of the Observatory will be explained by members of the staff. Following Dr. Whipple's talk, if the weather permits, opportunity will be afforded for telescopic observation of celestial bodies.