The author of this meticulously researched work surveys the possibilities of functional analysis of shell implements. Her study of shell tools, as well as flint and stone tools, from the pre-Columbian sites of Anse à la Gourde and Morel, Guadeloupe draws on archaeological, ethnographical,ethnohistorical and experimental data.The results of the functional analysis of all artifact categories are presented, as well as a reconstruction of the technological system in the pre-Columbian period. She demonstrates the value of this integral approach in shedding light on the choices made in the past on tool use and the utilisation of different raw materials.