Vintage sell pen nibs ,drawing nibs

A large quantity of vintage sell pen nibs .They came as part of an auction lot so unfortunately I don't have much information on them neither am I an expert so hopefully someone who does know will appreciate them .One of them is 14c gold ,some look unused others have some ink on them ,I guessed at 1960s but am really not sure ,they will come in the faux snakeskin vintage sheaffer box which yhey were found in .Sent free of charge with tracking worldwide .