Difference seen (ത) in earlier 1888-'89

Distinct variety seen in 'ത' of തി, during the laid paper times of 1888-'89.

This anamoly was first spotted by Mohanachandran Nair,  Trivandrum.

 

Laid paper issues.. but 'ത' difference seen only in the first of the 3 laid paper shown below. Perfected in the 2nd & 3rd stamp.