[ Michael Woolf wrote: ]

> Here's my best guess: it looks as though the volcano may be the
> name of the piece.

Hello Michael,  Popocaiepell looks to be the name of the roll company.
The roll box contains the tune title of

  Oficiales Parranderos (marcha)
  Por P. Gonzalez,
  Tocada por C. C. Cavezud.

Cheers,
Stephen Kent Goodman

 [ See http://mmd.foxtail.com/MMMedia/beltranVicente.html  The song
 [ title, "Oficiales Paranderos [Parandero Officials], Marcha" appears
 [ on a recut A-roll marked "Viva Mexico, Fabrica Mexicana de rollos
 [ para Pianola, Vicente Beltran, San Antonio, Texas, Rollo No. 42".
 [ The Beltran performance sounds like a European march played by
 [ a Mexican or Guatemalan marimba orchestra.
 [
 [ "Paranderos" or "Parranderos" are musicians of Trinidad and Tobago
 [ who play Parang music during the Christmas season.  More at
 [ http://www.aquarius-atlanta.com/junearticles/junemusic.html
 [
 [ -- Robbie