Excerpt from Metaphor, Sound, and Meaning in BridgesF ull indebtedness to previous writers is difficult to trace in a book of this kind. Reading all the major contributions to each part of the thought developed throughout has been the goal, but there have no doubt been serious omissions. The books expressly referred to are, however, only those which were pertinent to the writing rather than to the study of the subject. N 0 further bibliographical data are given than the details of place and date of publication of each title the first time it appears in a footnote.