"I had a clock it woke all day," writes Jonathan Thirkield at the outset of The Waker's Corridor, a book that charts an assiduous attempt to recover lost time. Housed in elaborate and varied formal architectures, these poems navigate the disorder and gaps left by the violence of loss. All measures of time -- psychological, personal, historical, numerical -- collide and overlap in intensely lyrical verse. What results is a journey that winds through shifting lands and interiors, across theatrical stages and city streets, into voices and objects that emerge in sudden, vivid relief, and just...