Sharmila Tagore Bikini Photoshoot Filmfare 1966 Magazine Stills

she became the first Indian actress to get into a bikini for a magazine cover. Created quite a hullabaloo when the magazine hit the stand, the matter was even questioned in the question hour of the parliament.

The story goes that when Sharmila Tagore walked into the studio of photographer Dhiraj Chawda, he asked her what was she going to wear for the shoot and Sharmila Tagore just took out the suit from her purse.
August 19, 1966 issue of Filmfare

In all the other images she seems to be giving all these yogic postures - twisting , bending, savasana, standing on toe nails, but in this one she gives a look which must have been quite popular at the time -the Lolita look.