1861 Census return for Blackrod, Lancashire (RG 9/2769)
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Coal wainer: Wain is the old English word for wagon. He was probably employed by a mine owner to drive transport/delivery coal wagons.
Cotton winder: Cotton mill worker who wound the thread on the looms used for weaving cloth.
Do: “Do” is short for “ditto” which means the same as above. It is used to save listing the same information again and again on the census return.