Foster W. (1906). The English Factories in India 1618-1621. Clarendon Press, Oxford, p269:

Letter from Burhanpur to Surat, 16th September 1621

Foster W. (1911). The English Factories in India 1634-1636. Clarendon Press, Oxford, p134:

‘William Fremlin and John Spillar at Tatta to Surat December 18th 1635

Venetians [sequins] are valued at 12 3/8 rupees per tola of 11 mass; 100 rials of eight are reckoned as equivalent to 205˝ rupees; abassees are worth 100 rupees for 110˝ tolas; and 112 tolas of silver in bullion have the same value’.

Foster W. (1911). The English Factories in India 1634-1636. Clarendon Press, Oxford, p164:

President and Council at Swalley Bar to the factors at Tatta, February 3rd 1636

‘….also pice to the value of 200 rupees, at 58 pice to the rupee, which is a very great advance, if many of them might bee procured heere or readily put off theare’.

Foster W. (1912). The English Factories in India 1637-1641. Clarendon Press, Oxford, p120:

President Fremlin and Council from Surat to the Company, January 4th 1639

The rupee is reckoned at 2˝ mahmudis; the Masulipatam pagoda at 10, and the Armagon pagoda at 8 mahmudis; 3˝ shahis go to the mahmudi; and 16 laris are taken as equivalent to 13 mahmudis.