I came across this on
archive.org
Title Reports of the commissioners of inquiry into the state of education
in Wales : apppointed by the Committee of council on education, in pursuance
of proceedings in the House of commons, on the motion of Mr. Williams, of
March 10, 1846, for an address to the Queen, praying Her Majesty to direct
an inquiry to be made into the state of education in the principality of
Wales, and especially into the means afforded to the labouring classes of
acquiring a knowledge of the English language
Creator Great Britain. Commissioners of Inquiry into the State of Education
in Wales
Publisher London : Printed by W. Clowes and sons, for H. M. Stationery
off.
Date 1848
http://www.archive.org/details/reportsofcommiss00greaiala
The PDF file is 55MB
There are descriptions of many schools in the report
Martin Briscoe
Fort William
M&LFHS | Gwynedd FHS