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I concur. I too chanced across that Harry Lorayne book in high school and it made rote memorization much less of a chore during those years :) Even now I occasionally use it for phone numbers.

For the others, this is the book:

lusr · 2011-12-08 · Original thread
I managed to memorize the forwards and backwards order of half a deck of cards the first time I tried using this book:

And then I promptly picked up a new book to half read after life distracted me for a week and I forgot about that one.

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