This collection of papers includes the following: "Preface: The Acquisition of Celtic Languages" (Jeffrey L. Kallen); "The Development of Finiteness in Early Welsh" (Robert D. Borsley and Bob Morris Jones); "Acquiring Subject and Object Relatives; Evidence from Irish" (Helen Goodluck, Eithne Guilfoyle, and Sile Harrington); "The Language Development of a Welsh-Speaking Child with a Cochlear Implant" (Janig Stephens and Jackie Richards); and "The Acquisition of Grammatical Gender in Welsh" (Virginia C. Mueller Gathercole, Enlli Mon Thomas, and Nadine Laporte). The collection also includes a book review, "Review of SpeakWrite Irish and Focail Drafochta" (Thomas W. Ihde). (Papers contain references.) (SM)