Look for the Court House in the county where the person resided, and / OR where they owned land.
Unknown. The earliest music predates recorded history.
First person to discover space in recorded history was Socrates of Greece.
It was in 1852 that the highest mountain was located and recorded.
We have no way of knowing. Gold was used by the ancients in jewelry before recorded history.
Apparently not. His name does not appear (either as 'Rumford' or 'Thompson') in the list of recorded discoveries in the link.
Willem Barentsz and his crew were some of the first recorded Europeans to discover Spitsbergen in 1596 during their search for the Northeast Passage.
James Cook is fully credited with being the first European to chart the east coast of Australia and claim it for England, but he did not discover Australia. The Dutch were the first to discover the Australian continent, and to have their observations recorded and noted.
The use of bronze dates back to the 'bronze age', starting about 3300BC. Recorded history only really starts from late in the bronze age, therefore there are no records of the first person to actually discover the art of bronze smelting.
Caroline Herschel is the first recorded woman to discover a comet. During her life, she discovered a total of eight new comets and three new nebulae.
Nukuoro, an atoll in the Federated States of Micronesia, was likely discovered by navigators from other nearby islands in the region. The exact discoverer is not definitively recorded in historical documents.
Various early Dutch explorers ventured into South Australia's western coastline during the 1600s. South Australia could be said to have been discovered in 1627, when Francois Thijssen recorded the first observations of the South Australian coast.
We can't say who "discovered" the rectangle, since it undoubtedly was known and used long before recorded history. Also, in this sense, the word "discover" probably doesn't apply. Who discovered fire? Human ancestors learned how to use fire perhaps amillionyears ago, but they didn't discover it.