Brown's Humbug Tin - 5lb tin. Brown's Humbug Tin - 5lb tin. Brown's Humbug 5lb Tin A 12th scaled model of a Browns tin of Humbugs £1.75 Quantity: at £1.75 each Add To Basket This perfectly formed metal tin is a great scale model of Brown's Humbug Tin. It doesn't open but that makes it all the more intreging - how many are left? The tin measures approximatly 12mm dia x 25mm high.