Burke and Wills did not "voyage" anywhere. They explored overland, from Melbourne to the Gulf of Carpentaria.
For food
Smallpox
i dont know
Voyage of the Acolyte was created in 1975-10.
none
gold and copper
Voyage with Jacob was created on 1972-10-26.
Voyage to Nowhere was created on 1986-10-15.
Final Voyage was created on 1999-10-07.
usually about 50
No he didn't