00663nam a22001817a 4500003000700000005001700007008004100024041000800065080001000073100002300083245009200106264006500198300001000263500007400273653003500347653005700382710004200439Ge_NSL20180510155720.0180510q1924    gb ||||| |||| 00| 0 eng d  aeng  a656.7  aBoothby, F. L. M.   aCommercial airship design / cF. L. M. Boothby ; Institution of Aeronautical Engineers.  aLondon : bInstitution of Aeronautical Engineers, c[1924?].  a40 p.  aPublished in no. 13 of the Minutes of proceedings of the Institution.  aტრანსპორტი  aსაჰაერო ტრანსპორტი  aInstitution of Aeronautical Engineers