Sandman

This then was the Sandman; but what was his occupation, and what was his purpose ? The nursery-maid being applied to, gave a nursery-maid's explanation, that the Sandman was a bad man, who flung sand in the eyes of little children who did not go to bed.

1811, Arabian Nights' Entertainments, Consisting of One Thousand and One Stories, Told by the Sultaness of the Indies, Henry Mozley (publ.), page 114. While I was out, a sandman, who sells scouring sand, which women use to clean the baths with, passed through our street, and called, Any sand ho !