A two place version of the Model 100.
Modified to this form by Howard Hughes. Was later modified with single-strut PT-17 landing gears. Vertical fin and rudder were also modified. Aircraft destroyed in 1957.
The following photo is the original form before being modified by Howard Hughes.
Aeroplane Photo Supply No. 1618
Aeroplane Photo Supply No. 1619
The following photo of this aircraft in its final form is from Peter M Bowers' book, Boeing Aircraft since 1916