Snowball

here are the pictures of the coins

Hi i have been left some coins and a pound note from my late father , i don't know anything about old coins i was wondering if anyone could help me with the value if any with these coins . £1 note Green number 74T916363 Sixpence with George 111 dated 1816 One Shilling with Victoria dated 1817 One Shilling with Victoria dated 1900 Half Crown with George V1 dated 1948 Half Penny with George V1 dated 1940