1. The Mussel II also spent time as both landplane and seaplane. 2. The largest landplane of its day, it could carry 36 passengers. 3. In this landplane configuration a small steerable tailwheel was added. 4. In other respects, the evolution of seaplane design paralleled landplane developments. 5. These categories were then each sub-divided into landplane and seaplane. 6. In landplane configuration the C . 39 had a fixed tailskid undercarriage. 7. The first landplane specifically designed as a torpedo bomber was the Hawker Horsley. 8. This permit can be endorsed with either the seaplane or landplane class rating. 9. It was converted into a landplane later in 1920 and crashed in October 1920. 10. Tests in the landplane configuration continued through 1934, when the floats were fitted.
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