Father Kavanagh [left] Ready. Photo by Marsh.
Further info from a newspaper photo caption in J.E. Maybee's scrapbook (p.17):
REV. I.J. KAVANAGH, S.J., AND HIS UNIQUE DEVICE FOR EXAMINATION OF THE OUTER CORONA AND STREAMERS.
Inspiring Interest
and Knowledge
of Astronomy
Since 1868
and Knowledge
of Astronomy
Since 1868
jjkavanagh