Misc: australia is the richest source of mineral ---------- in the world?

Questions

In 1911 ---------- sets world altitude record of 4,250 m (13,944 ft)?

In 1911 Garros sets world altitude record of ---------- m (13,944 ft)?

In 1920 Last day of ---------- civil calendar (in parts of Bulgaria)?

In 1920 Last day of Julian civil calendar (in parts of---------- )?

In 1957 ---------- Motor Co introduced the Edsel! (Oh boy !)?