The B-57 was a licence-built version of the English Electric Canberra, although the Glenn L. Martin Company later modified the design to produce several unique variants.
However, the Glenn L. Martin Company significantly modified the design and produced several unique variants. The B-57 was initially a version of the English Electric Canberra built under licence.
The B-57 was initially a version of the English Electric Canberra built under licence. However, the Glenn L. Martin Company significantly modified the design and produced several unique variants.
The B-57 was initially a version of the English Electric Canberra built under licence. However, the Glenn L. Martin Company significantly modified the design and produced several unique variants.