Heinkel Models specializing in historical watercraft, offers this high-complexity paper model as a digital download.

: It is rated at a 5/5 degree of difficulty , making it a challenging project for experienced paper modelers.

This digital-only kit allows enthusiasts to recreate the world's first fully electric military submarine, designed by Spanish engineer Isaac Peral. The Heinkel Models Peral Submarine Kit

The search phrase "Download File Heinkel Models 2011-05 - Peral su..." likely refers to the by Heinkel Models , which was released in May 2011 .

: You can find this digital PDF or JPG file on retailers such as EcardModels and DrivethruRPG/Wargame Vault . Historical Significance of the Peral Submarine