A manta ray unrolls its cephalic lobe upon encountering another manta

A manta ray in the Revillagigedo Islands unrolls its cephalic lobe prior to engaging in a social interaction with another manta

Once Upon a Time

A dissertation upon tea.

A Medicine Case Upon a Fan

Another Day of a Housewife

A measurement of cosmic ray antiproton flux

Interior: a courtesan writing; another looking on

Lovers Spied upon by a Little Boy

A Japanese bomb starts its

[A cat cleaning its claws]

A hawk feeding its young

A Crab on its Back

A study of photon counting X-ray radiography

A precise measurement of cosmic ray proton spectrum

A Young Girl Offering Tea to Another Woman

[A little girl making a mountain fo a fan and looking upon a ...]

Autumn Flowers on a Shikishi with Poems on Another

Japanese woman gives a toy to a child on another lady's back

Policeman (?) threatens boy in a tree while another tackles a fallen man

Bird Perched upon a Branch, from which a Red Morning-Glory Hangs

Model of a tiger licking its paw

A Game of Cards and its Box

A man seated on a rock in a stream spars with another standing; a woman stands under a waterfall

Two yujo making a New Year call upon two others