 Martlet 3A The Martlet 3A was an diameter, gun-fired rocket projectile that theoretically was able to reach 500km altitude.
<clarity>  Martlet 3A The Martlet 3A was an diameter, gun-fired rocket projectile that theoretically was able to reach 500km altitude.
 Martlet 3A The Martlet 3A was an diameter, gun-fired rocket projectile that theoretically could reach 500km altitude.