Moplahs are the Muslim descendants of Arab traders who married local women and settled along the Malabar coast over the centuries.
Sometimes also called "Sleeping Hindoo Woman" this postcard was about as risque as they got and was labelled "India circulation" in an album of Gobindram Oodeyram postcards put together by one S.
One of the of six of Tuck's early "Native Types of India" postcard series. Aquarettes were likely based on watercolors, and the artist could have been G.E. McCulloch, known for other postcards of India.
A very early court-sized postcard most probably by Paul Gerhardt, the chief lithographer at the Ravi Varma Press in Bombay.