Although shell objects may seem relatively insignificant compared to other categories of objects, such as seals or sculpture, a detailed study of shell objects and shell­ working has revealed important aspects of trade and craft specialization in the Indus Civilization.

Recent explorations in the peripheral regions east of the Indus valley have established the spread of Harappan culture to settlements in Kutch, Saurashtra, Rajasthan and Harayana, but there has been much speculation on the reasons behind this cultural expansion.

Although some have their doubts about religious interpretations for what they call "esoteric archaeological finds,' nevertheless it is stated in this article that there is a very strong probability that the structure and the stone represent a shrine to the goddess, or female principle, 'Shakti,' which was built by the group of final upper palaeolithic hunter/gatherers who were living at the site of Baghor I.

This paper summarizes the state of drilling research and defines two categories of drills that were used in antiquity: tapered cylindrical drills and constricted cylindrical drills. Directions for future research on the relationship between drilling and other contemporaneous technologies are also discussed.