McDonnell HRH, an unbuilt 1950 American compound helicopter for the US Marine Corps
Topics referred to by the same term
This
disambiguation page lists articles associated with the title HRH. If an
internal link led you here, you may wish to change the link to point directly to the intended article.
McDonnell HRH, an unbuilt 1950 American compound helicopter for the US Marine Corps
Topics referred to by the same term
This
disambiguation page lists articles associated with the title HRH. If an
internal link led you here, you may wish to change the link to point directly to the intended article.