Talk:Vilho Petter Nenonen

Twaddle
"The trajectory calculation formulas he developed are still in use today by all modern artillery."

How did armies like the British, French and German produced data for their Range/Firing Tables used in WW1? The also introduced 'map shooting' (AKA predicted fire) in WW1 how did they do this if the formulas weren't invented until the 1920s?