Roman glass perfume bottles.

1) Colourless with pale blue green tinge. 1st century A.D.

2) Translucent turquoise greenish blue. 1st century A.D.

3) Colourless with purple tinge; trail in opaque white. 1st century A.D.

4) Possibly colourless with iridescent weathering. 2nd–3rd century A.D.

5) Translucent cobalt blue. Iridescence, and patches of creamy brown weathering. 1st century A.D.

6) Translucent blue. Creamy brown weathering and iridescence. 1st century A.D.

7) Translucent purple, Iridescence.1st century A.D.

8) Glass mosaic perfume bottle. Translucent cobalt blue, with marvered trails in opaque white. Early 1st century A.D.

9) Translucent yellow, iridescence on exterior. 1st century A.D.

10) Marbled glass perfume bottle. Translucent blue and opaque white. Patches of iridescence and creamy white weathering. Early to mid-1st century A.D.

Images and text information courtesy The Met.