@adippered,
11d Software Trial B--a (4) BETA
16a Colarado Native American U-- (3) UTE
40a Strikebreaker -x-- (4) SCAB
64a What? (3) HUH (guessing)
108a Upholstered footstool T-ff-- (6) TUFFET
137a Pamphlet --a-s (5) TRACT
145a Aristotle meeting place -k--um (60 FORUM
173a Golden Fleece Vessel (4) ARGO