Of course, in the States they can't understand this; the POH is always in the ac and in fact I remember an instructor reaching for the table to set the exact cruise RPM for a given altitude to ensure we had 65% power, plus leaning accurately as well. None of which I had ever seen before, having trained in the UK...
Tim
PS Whirly: we have to sign for the FOB every month! But then we are based on a mil. airfield so changes can occur regularly.