11th Hour, riddles hints

Winter coat worn for a mixer--bottle of tonic water on mantle in Library
(TONIC WATER is an anagram ("worn" version) of "winter coat")

Rolling rock, bottle cap--champagne cork, in champagne bottle on floor of
Dutton's room

(CORK is an anagram ("rolling") of "rock")

Artsy, excited lecher--satyr in painting, Gallery
(SATYR is an anagram ("excited") of "artsy")

A heart attack could put you into the ground--globe in Library
(EARTH ("Ground") is an anagram ("attack") of "heart")

BattleGround--tablet lying on counter in Laboratory
(TABLET is an anagram ("Ground") of "Battle")

Bars deter cuckoo bird--robin in painting in Foyer, to the right of Dining
Room door(the bird

in the bottom, right-hand corner)
(RED BREAST ("bird")