Originally Posted By: canvasback
Originally Posted By: ellenbr
Not at all sure there Canvas-Back but maybe there was an offspring named Henri or all was set in motion before his death?

Again, I would have to dig a bit.....

Serbus,

Raimey
rse


Only son I know about was a Nicholas.


In a 1893 patent the 2nd Henri (?) was called Henri Jr.
https://patentimages.storage.googleapis.com/c0/be/86/514871633e2936/US504501.pdf
IIRC Nicholas was the second son; Maybe Henri Jr. was the first-born.

Markus