[1] After a second period as headmaster in Union Island (1962-1967), Dennie studied at Erdiston Teachers' Training College in Barbados (1967-1969).

[2] In this office, he implemented educational reforms and reinstated teachers who had been fired by the previous administration for political activity.

[3] For the 1974 election, Dennie joined a breakaway party led by Mitchell and several senior PPP members, but lost re-election to Thompson of the SVLP.

In a letter, Dennie defended the stamp issues as beneficial publicity for the country and philately in general:" .

We can only surmise that the intentions of your groups are self-serving and with utter disregard of what will happen to our beautiful hobby if your scheme to scare away new collectors succeeds.

[9] Their oldest son and second child Olin J.B. Dennie (1953-2016)[1] became a Lawyer who served as a Magistrate and also as Speaker of the House of Assembly (1984-1985).

In the morning, he lay in state at the House of Assembly chamber; the viewing was attended by the Governor-General, the Prime Minister, the Leader of the Opposition, current and former MP's, the judiciary, visiting diplomats, and the general public.

[11][12] Among the speakers at the service were Mike Findlay, former PM Sir James Fitz-Allen Mitchell, and St Clair Leacock.