Many great minds are experts in the subjects of thier choice. Rare are the Kosambi's who gain mastery over a variety of fields. As a statistician, D D Kosambi successfully forecasted the yield of crops in China and developed methods of quality control of industrial goods. His statistical methods for determining the sites and sizes of dams were adopted by the national five-year plan committee as the basis for optimising the building of dams! Kosambi was also an historian of repute. He postaluated the freshly minted coins of approximately the same weight lose weight as they are handeled. He collected and weighed coins from several periods and was able to show that the width of the curve of numbers against weight of coins of the Gupta period where coins were handled most, was indeed our golden age. He also held that caves were located on the crossing of trade routes. With help of Indian Air Force, he discovered near Pune caves hidden in dense jungles where ancient trade eoutes had crossed.

His treatise 'Introduction to the study of Indian History' is a unique piece of work. As an Indologist he knew many European Languages. His work in the field is also well-known.

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