The effective cross sectional area of a thread when subjected to a tensile force. It is based upon a diameter which is the mean of the pitch (or effective) and the minor (or root) diameters of the thread. The use of this diameter stems from the work of E. M. Slaughter in the 1930's.
The Cocktail Hour. For other uses, see Cocktail hour (disambiguation). The Cocktail Hour is a comedy of manners by A. R. Gurney. It premiered in June 1988 in San Diego, California at the Old Globe Theatre and, on October 20, 1988, in New York City at the Off Broadway Promenade Theatre.
Photo by Brooke Images. Give your guests something extra to do during the cocktail hour, even if it's just breaking out the guest book a little early to give them plenty of time to sign it. If your wedding is outdoors, set up lawn games like bocce ball, lawn croquet or a beanbag toss.