[65], l. 15, for “spanded,” read “spandrel.”

[71], l. 6 from bottom, for “left,” read “let.”

[73], l. 19, for “chains,” read “chairs.”

[74], l. 5, for “across ties,” read “on cross-ties.”

[74], l. 12, for “28 inches,” read “27 inches.”

[75], l. 18, for “land,” read “haul.”

[76], l. 8, for “top,” read “bottom,” and for “charred when,” read “charred where.”

[76], l. 11, for “twopenny,” read “tenpenny.”

[78], l. 1 and 2, for “base,” read “basis.”

[84], l. 13, for “as,” read “or.”