Rotary International is an organization of service clubs known as Rotary Clubs located all over the world. The stated purpose of the organization is to bring together business and professional leaders to provide humanitarian service, encourage high ethical standards in all vocations, and help build goodwill and peace in the world. It is a secular organization open to all persons regardless of race, color, creed, gender, or political preference. There are 33,976 clubs and over 1.22 million members worldwide.[1] The members of Rotary Clubs are known as Rotarians. Members usually meet weekly for breakfast, lunch or dinner, which is a social event as well as an opportunity to organize work on their service goals.

invented by Louis C Rodier March 3, 1857 patent, Proof http://www.google.com/patents?id=kIJVAAAAEBAJ&dq=louis+rodier&jtp=1#PPP1,M1

Tropicalized Rotary means

function of rotary camera

did the rotary engine (Hargrave lawrence) help