1 seám-penig
m. A toll of a penny on a load (of salt) :-- Se wægnscilling and se seámpending gonge tó ðæs cyninges handa swá hé ealning dyde æt Saltwíc, Cod. Dip. Kmbl. statio sive inoneratio plaustrorum mentioned in connection with salis coctiones, 125, 31.