Jonstrup, Peter
Born around 1761 in Copenhagen (see below)
Timeline
1788-3-8 - Graduated his exam as captain in Copenhagen, aged 27. (København amt, Københavns Skipperlav og -forening, Eksaminationsprotokol, København, 1774 - 1793 - opslag 97 af 133 opslag)
1797-5-11 - Passed Elsinore on a ship from Tranquebar carrying Ostindiske vahre, headed for Copenhagen. (Soundtoll Registers Online)
1797-7 - Mustered a crew for the frigate COMMERCE in Copenhagen. 37 men and boys coming from both Denmark as well as India, Hamburg, Brandenburg, Malta, Bordeaux, Itzehoe and the Netherlands. (Waterskouten i København, Forhyringsprotokol 1795-1797, s. 228-230)
1797-7-16 - Listed as captain in Copenhagen. (København amt, Københavns Skipperlav og -forening, Fortegnelse over skippere og styrmænd, København, 1785 - 1826 - opslag 39 af 50 opslag)