[ this refers back to a closed thread " Researching Manson family, Canisbay, Caithness "
if you see any errors please tell me, thanks, Peter A]

It starts off a bit iffy, but I can see that some of the characters in the original thread re-appear

David Manson b 1770 Mey, Canisbay, John Manson: Janet Rugg
John Manson b 1773 Mey, Canisbay , John Manson Janet Rugg
John Manson b 1777 Freswick, Canisbay, John Manson Jean Bain
[ three other possibly related births involving Manson/Janet/Canisbay/John ]

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David Manson m Janet Cooper 1787 in Canisbay
Isobel Manson b 1799 at Seater, Canisbay, to David Manson and Janet Cooper

John Manson m Janet Banks 1795 in Canisbay
Alexander Manson was b 1803 in Canisbay, to John Manson and Janet Banks

Alexander Manson m Bell [ Isabella ] Manson 1820 in Canisbay, lived in Mey

John Manson was b 1830 in Canisbay to Alexander Manson & Bell Manson

[ The following four 1841 and 1851 census contain .....
...Janet Banks, Janet Cooper, Alexander Manson, Bell/Isabella/isobel Manson, and son John ]
[ Ireland ? - don't believe - this may be a farm/area "Greenland" ]

1841 in Wick
Alexander Manson 30 Fisher
Isabella 40 Ireland [ wife of Alexander ]
Margaret 35 Ireland [ widow of James Farmer ]
Charlotte 20 [ wife of William Shearer ]
David 20 Cooper Journeyman
James 18 Cooper Apprentice
Janet 16 Female Servant
Isabella 14
Margaret 10
John 8 [ son of Alex & Isabella ]
Alexander Shearer 8m [ son of William Shearer & Charlotte Manson ]
Janet Banks 60 [ Alexander's mother ]

1841 Hillhead, Canisbay
William Shearer 35 Fisherman [ Charlotte's husband ]
Margt 70
Elizabeth 25
Janet Manson 4

1841 Seater, Canisbay
Janet Manson 75 Farmer [ Isabella's mother, i.e. m.s Cooper ]
Campbell Mathieson 25 Female Servant
John Mathieson 20 Agricultural Labourer
Charlotte Leisk 25 Lodger

1851 White House, Wick
Janet Manson Head, widow 82 Pauper Canisbay
Isabella Manson Dau 56 Canisbay
Margaret Manson Dau 48 Canisbay
Alexander Manson Son 45 Fisherman Canisbay
Thomas Farmer Grnson 13 Scholar Wick
Alexander Shearer Grnson 9 Wick
John Manson Grnson 18 Cooper Canisbay

John Manson b 1830 in Canisbay to Alexander Manson and Bell [ Isabella ] Manson
John m in Pulteneytown Wick 1855, Georgina Mullikin ( Milliken ) b 1828 Wick
Their son was Alexander Manson b 1858

1861 ( prob. Kinnaird St ) Wick
John Manson Head 27 Cooper Wick
Georgeina Wife 30 Cooper's Wife Pulteney
Alexander Son 4 Cooper's Son Pulteney

1871 60 Argyle Square (Back)
Georgina Manson Head 40 Cooper's Widow Wick
Alexander Son 14 Ropemaker (Apprentice) Wick
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1879 Alex Manson age 21 of Brown Place Pultneytown ropemaker m Jane Campbell age 21 of Kirk Lane Wick domestic servant
Alex was son of John Manson, roper, deceased, and Georgina Mullikin
Jane was dau of Alexander Campbell, roper, and Barbara m.s. Stephen

1881 3 Kinnaird St, Pultenaytown, Wick
Alexander Manson Head 23 Rope Spinner & Sail Maker Wick [ = b 1858 ]
Jane Wife 25 Wick [ = b 1856 ]
Alexander Son 2 Wick
John Son 1 Wick
Georgina Mother 49 Formerly Domestic Servant
Alexander Manson d 1942 aged 85 [ = b 1857 ]
Jane Campbell d 1912 aged 57 [ = b 1855 ]