The bottom token is Masonic. Some say the initials stand for "Huram of Tyre, Widow's Son, Sent To King Solomon". Huram of Tyre is the only stonemason-architect mentioned by name in the Bible (I Kings 7: 13-14 and elsewhere), and was responsible for overseeing the construction of Solomon's Temple. As such, in Freemasonry he is held in high esteem.
A contributor in Yahoo offered this explanation: The "K.S.H.T.W.S.S.T." symbol on a headstone indicates that the person had completed the crytic degrees of the York Rite and was a "Royal Arch Mason" in theYork Rite Degrees of Freemasonry.
Don.......