Act names

hi

while reading acts like companies act, essential comdities act, sebi act the following usually appears

The Indian stamp Act, 1899 (2 of 1899), the wealth tax act, 1957 (27 of 1957), securities contracts (regulations) act, 1956(42 of 1956) etc.

what does this (2 of 1899) and (27 of 1957) mean? Is it important to learn them?

can someone send me the particulars of case Henderson Vs bank of Australia