Grice and Strawson on logical form (Strawson, "Introduction to logical theory")

For the record, Strawson,

"Logical Form and Logical Constants"

now repr. in his book along with the piece from Grice's festschrift, "If and )", was originally published in:

Sen, P. K.

"Logical Form, Predication and Ontology"

ed. P.K. Sen (India: Macmillan, 1982)