"babb's bach" is a recording from 2008 in which babb performs a re-arranged instrumental version of an excerpt of the 1731 church cantata "wachet auf, ruft uns die stimme", bwv 140 by johann sebastian bach, namely the fourth movement, "zion hört die wächter singen". he was inspired to record the song by wendy carlos' 1968 album "switched-on bach", which was babb's introduction to synthesizer. the sixth track, "and then she sighed", was recorded in 2009 for a cancelled j. r. r. tolkien-themed album. it features singer laura lindstrom davis, who appeared on previous glass hammer works, including 2005's "the inconsolable secret".