This is a retouched picture, which means that it has been digitally altered from its original version. Modifications: translation in french. The original can be viewed here: Hybrids big.png: . Modifications made by Pline.

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Original upload log

This image is a derivative work of the following images:

• File:Hybrids_big.png licensed with PD-self
  • 2009-04-24T18:17:19Z Jonny.dyer 1023x209 (56801 Bytes) {{Information |Description={{en|1=Conceptual schematic of a hybrid rocket propulsion system.}} |Source=Own work by uploader |Author=[[User:Jonny.dyer|Jonny.dyer]] |Date=2009-04-22 |Permission= |other_versions= }} [[Category

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