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FRIDAY 2 OCTOBER 1970 275th day - 90 days to come


Jim Kraus sent me a copy of a letter criticising MONAD and a copy of his answer.

Rcd. a letter from Haar Hoolim with a clipping about a company which, among other items, puts out a children's arithmetic game LET'S THINK which has cards with positive and negative numbers and others with the arithmetic signs.

Rcd. a letter and an invoice from Frank Armbruster. He is