210 
rived at by Ivory, (a circumstance to which Dr. Apjohn 
has alluded in his first paper on the Dew-point, without, 
however, having been at the time aware that Ivory’s result and 
his own were perfectly identical,) and the same is probably 
true of Dr. August of Berlin, as may be collected from the 
following passage of Dr. Suerman’s Thesis, p. 69 :— 
‘“‘ Formulam psychrometricam ex theoria mixtionum aeris 
ac vaporis, anno 1834 deduxerat D. Apjohn, iisdem innisus 
principiis quibus Gay-Lussac de aere sicco, August et Ivory 
de humido, problema solverant, non tamen hos auctores 
secutus.” 
The Rev. Cesar Otway read a paper “ on the Ruined 
Abbeys in the Province of Connaught.” 
His object was to shew, in the first instance, the differ- 
ence between the ancient Irish monastic establishments, and 
those subsequent to the Anglo-Norman conquest. He then 
called the attention of the Academy to the rapid demolition 
of these interesting religious structures by the people, who 
make them places of common and much prized sepulture, and 
(desiring to mark the places where their friends are buried) 
recklessly tear down the quoins, corbells, capitals of pillars, 
and all the elaborate ornaments they can lay their hands 
on, in order to answer the purpose of head stones. 
Mr. Otway suggested the possibility of appointing per- 
sons who would act as conservators of these ancient edifices, 
and expressed his hope that the clergy might be made instru- 
mental in putting a stop to the dilapidations he complained 
of. Mr. Otway alluded to the well known Fresco paintings 
on the walls of the choir of the Abbey of Knockmoy; and 
having stated that a rapid decay is in progress, whereby 
there is a likelihood of these interesting representations be- 
ing speedily obliterated, he suggested that some artist (one 
who combined the execution of a good draughtsman with 
the taste and enterprize of an antiquarian) should be em- 
