- related to: sikorsky helicopters
yes - Igor Sikorsky - Sikorsky Helicopters
4 Answers · Education & Reference · 09/03/2010
... Games Slayter John H. Thomas * 1939: Helicopter : Igor Sikorsky * 1939: View-master: William Gruber * 1939: ...
2 Answers · Education & Reference · 25/05/2008
It has nothing to do with ordinal numbers. The -ing form normally implies an ongoing process, not a single event. John is the only person in class wearing a hoodie. (ongoing) Last week, John was the only person in class who wore a...
1 Answers · Education & Reference · 08/02/2018