sn 21 Eb alto and more fingering information at http://sax.mpostma.nl Eb Alto 24 Eb Alto 109 (1931) Eb Alto 200 Eb Alto 221 (Archive.org Link)
1931 Semi-Rationnel at MIMO Semi-Rationnel at www.jefdelsuc-saxophones.com Matt Stohrer: Repairman's Overview (YouTube)
If you want to change how many album pictures per page, use CTRL+ and CTRL- (Command + and Command - if you have a Mac). 80% looks great on my 4K monitor.