‘Famine pots’

Sir,—Hundreds of large boilers (‘Famine pots’) were brought into Ireland by the Quakers during the 1840s. Many of those have survived. I am looking for information and/or pictures of Famine pots for a forthcoming documentary. All sources will be acknowledged.—Yours etc.,
MATTIE LENNON
Kylebeg
Lacken
Blessington
Co. Wicklow
mattielennon@gmail.com