. . . . "S-64 Skycrane" . . . . "Skycrane" . . . . . . . "Sikorsky S-64 Skycrane" . . . "Sikorsky S-64" . "Erickson Air Crane" . . . "Sikorsky S-64 skycrane" . . . "31" . "S-64 Aircrane" . . . "Sikorsky S-64 Skycrane/Erickson Air-Crane S-64 Skycrane" . "Sikorsky Skycrane" . . "Erickson S-64E Aircrane" . . "S-64 Air Crane" . . "Sikorsky S-64 Skycrane" . . "Sikorsky CH-54 Skycrane" . . . . "Erickson Skycrane" . "Erickson S-64 Air Crane" . "S-64" . . "Sikorsky Air Crane" . . "S-64E/F Sky Crane" . . . "Model S-64" . "Erickson S-64F Aircrane" .