The question marks represent a symbol I couldn't recognise. Seems to be a measure of some sort. Any suggestions as to its meaning are welcome.
Windsor Ale Brewing 19 Quarters
Malts
19 quarters of white Ware
Hops
170 pound of new pale Kent
Boil the hops in a close nett
Turn over 3 liquors and 2 worts.
First wort boil half an hour.
Second wort boil four hours.
Use in the first wort in the copper @ boiling six pounds of hartshorne shavings, 10 pounds of new honey and one pound of salt.
First liquor over @180 degrees 33 barrels of liquor over.
Second liquor over @196 degrees 28 barrels of liquor over.
Third liquor over @160 degrees 30 barrels of liquor over.
Lett the worts down into the square to ferment @60 degrees with 4 scoopes of yeast.
Scim the head clean of and use in the square ? flour 1 ? salt and 1 ? ground carraway seeds & 1 pound of ground coriander seed well roused.
