Popular Mechanics - Julho 1983

Popular Mechanics - Julho 1983

https://books.google.pt/books?id=oNgDAAAAMBAJ&printsec=frontcover&hl=pt-PT&source=gbs_ge_summary_r&cad=0#v=onepage&q&f=true

Livro - Working Models

Working Models - 1964

http://www.rclibrary.co.uk/files_titles/1195/WorkingModels_Smeed.pdf

New Clarion nº116 - Janeiro 2016

New Clarion n116 - Janeiro 2016

SAM 1066 Newsletter

http://www.sam1066.org/nc0116.pdf

Aeromodeller - Maio 1948

Aeromodeller - Maio 1948 - publicação mensal

The World’s only dedicated magazine for traditional aero modelling, featuring free flight, control line, RC indoor flying, plans and building articles, meeting and club reports – and whilst respecting the traditional aero modelling disciplines also covering the latest technologies and building methods.

http://www.avia-it.com/act/biblioteca/periodici/PDF%20Modelismo/Aeromodeller/Aeromodeller%201948%2005.pdf

Popular Aviation / Flying - Abril 1946

Popular Aviation / Flying - Abril 1946

https://books.google.pt/books?id=b6MRFR7jILoC&printsec=frontcover&hl=pt-PT&source=gbs_ge_summary_r&cad=0#v=onepage&q&f=true