Howard Hugh‘s Impromtu Beginning as a Helicopter ManufacturerBy Bluyond / August 7, 2026 Journals / AAHS Journal Vol 58 No 3 – Fall 2013 / Howard Hugh‘s Impromtu Beginning as a Helicopter Manufacturer Howard Hugh‘s Impromtu Beginning as a Helicopter Manufacturer Donald J. Porter — p. 194 📄 Download PDF ← Back to AAHS Journal Vol 58 No 3 – Fall 2013
