This machine was a failure to the extent that it could not fly. In other respects it was a very important and necessary stepping stone.


The Story of the Winged-S (ed. 1948)

Igor Sikorsky Quotes

This machine was a failure to the extent that it could not fly. In other respects it was a very important and necessary stepping stone.

This machine was a failure to the extent that it could not fly. In other respects it was a very important and necessary stepping stone.

This machine was a failure to the extent that it could not fly. In other respects it was a very important and necessary stepping stone.

This machine was a failure to the extent that it could not fly. In other respects it was a very important and necessary stepping stone.