https://graflex.org/
Graflex.Org: Speed Graphics, Large Format Photography, and More
Dedicated to promoting the use and preservation of Graflex Speed Graphics and other classic and large-format cameras. Loads of information, pictures, and...
large format photographyspeed graphicsgraflex
https://mail.gnome.org/archives/gtk-list/2002-September/msg00027.html
The speed of the application is slow when we have little heavy graphics