Guiana Chronicle 1835 has the following announcement:
Wednesday 6 May 1835. Died - Yesterday morning, at his residence in Water-street P. MACHRAY, Esq., of the firm of MACHRAY & ROSSITER. In his decease, the mercantile world has suffered the loss of one of its most upright and honorable members, and society in general has been deprived of a most excellent fellow-citizen. The remains of Mr. Machray were this day interred with military honors by the Corps of Militia Academy, in which he had for many years served as an officer.
Guiana Chronicle List of Estates referred to in the Official Advertisment December 1846
Jane M'Crae, or M'Rae, who died in Demerary on or about the 5th February, 1829.
GOVERNMENT NOTICE Pursuant to Ordinance No. 18, of the year 1851, His Excellency the Lieutenant- Governor is pleased to order the following List of Justices of the PEACE for the Colony of British Guiana, residing in the Counties of Demerara, Essequebo, and Berbice, respectively, to be Published for General Information. Guiana Public Buildings, 2nd January, 1854 By Command W.B. WOLSELEY, Acting Government Secretary.
NAME QUALITY OR CALLING RESIDENCE
Macrae, Alexander Gentleman Georgetown
Macrae, Duncan Planter Wakenaam
Although the following information is later than the period in which you are interested, there may be a family connection somewhere.
An index of BDMs in The Colonist Newspaper, Georgetown, British Guiana (Guyana) for 1864-1880 has the following entries: Macrae 1871, Calder 1872, 74, 76, 77, 78, 80.
An index of BDMs in The Argosy Newspaper, Georgetown, British Guiana for 1880-1896 has the following entries: Macrae 1885, Calder 1896
Copies of these newspaper are to be found at The British Library Newspaper Library, Colindale Avenue, London NW9 5HE England and also at the Public Record Office, Kew, Richmond Surrey TW9 4DU England and a copy of the full extractions is held at the Society of Genealogists, also in London.
According to the General Register Office in Georgetown, Guyana, their birth and death records go back only to the 1880s (they didn't specify what year) and marriage records to 1903.
British Guiana 1882 Directory lists:
Calder, Wm., Acting stipendiary Magistrate, West coast, Berbice
Calder, Wm., Clerk, Pasley, Templeton & co., Berbice
Calder, W., Overseer, Reliance, Essequebo.
McRae, Alex., Overseer, Port Mourant, Berbice
McRae, Ed. E., Schoolmaster, St. Barnabas, Gibraltar, Berbice,
McRae, H.J., Schoolmaster, St. Paul's Parish, Easst coast, Demerara
McRae, Mrs., Teacher, Santa, Indian Mission, Waratilla
Regret I have no further information.
Researching in Guyana: Bagot, Cuming, Ferguson,, Forbes, Forte, Gardiner, Loxdale, McMahon, Macnamara, Stack, Steele and Walker.