| skos:altLabel | - Shawnee
- Piasecki HRP-1
- Boeing Vertol/Piasecki H-21
- CH-21
- CH-21 Shawnee
- CH-21 Shawnees
- CH-21 helicopter
- CH-21C
- CH-21C Shawnee
- CH/SH/HH-21
- H-21
- H-21 Shawnee
- H-21 Workhorse
- H-21 Workhorse/Shawnee
- H-21 helicopters
- H-21/H-44
- H-21B
- H-21C
- H-21C Shawnee
- HH-21
- HU-21 Workhorse/Shawnee
- Hkp 1
- Piasecki CH-21
- Piasecki CH-21 \"Flying Banana\"
- Piasecki CH-21 helicopter
- Piasecki CH-21B Workhorse
- Piasecki CH-21C Shawnee
- Piasecki CH-21C Shawnee's
- Piasecki CH-21C Workhorse
- Piasecki CH/SH/HH-21
- Piasecki H-21 (U.S. Army CH-21 Shawnee)
- Piasecki H-21 Shawnee
- Piasecki H-21 Work Horse
- Piasecki H-21 Workhorse
- Piasecki H-21, CH-21, and HH-21 Workhorse
- Piasecki H-21/Ventrol V44A
- Piasecki H-21A
- Piasecki H-21B Shawnee
- Piasecki H-21C
- Piasecki H-21C Shawnee
- Piasecki H-25
- Piasecki H-27
- Piasecki H-42A and H-44
- Piasecki Model 44
- Piasecki PV-22
- Piasecki SH-21 Workhorse
- Vertol 44
- Vertol CH-21B Workhorse
- Vertol Canada CH-127/Piasecki H-44
- Vertol H-21
- Vertol H-21 helicopters
- Vertol Model 44A
- Vertol Model H-21B
- Vertol V-43 / H-21 C
- YH-21-PH
|