Table 20: The t values (Baillie and Pilcher 1973) between the individual series from coffin [114] individual boards. \ overlap < 15 years. All are different boards derived from the same tree

	head	lid	north	south
foot	\	16.22	15.14	12.10
head		12.76	12.75	15.88
lid			25.84	19.88
north				19.06