1. A specimen handling apparatus comprising: a closeable first container; wherein said first container comprises a top member and a bottom member, and further comprising an interior chamber between said top member and said bottom member when said first container is in a closed position; said top member of said first container having a top surface and a bottom surface and a first edge; and, said bottom member of said first container having a top surface and a bottom surface and a first edge; hinge means for attaching said first edge of said top member of said first container to said first edge of said bottom member of said first container; a specimen blotter member disposed adjacent said top surface of said bottom member of said first container; said specimen blotter member comprising a fluid-absorbent material and having a substantially flat top surface; a radiographically opaque grid attached to said top surface of said specimen blotter member; first sealing means by which said interior chamber of said first container is made liquid-tight when said top member of said first container is in a closed position; said interior compartment of said first container being adapted to contain a specimen between and in contact with said top surface of said specimen blotter member and said bottom surface of said top member of said first container when said first container is in a closed position; wherein said top member of said first container comprises either a transparent or a translucent material, such that said grid attached to said top surface of said specimen blotter is visible when said first container is closed; and wherein said sealing means comprises; an endless convex ridge on said top surface of said bottom member of said first container; and an endless concave groove on said bottom surface of said top member of said first container; wherein said endless convex ridge is adapted to mate with said endless concave groove when said first container is in a closed position; and wherein said endless convex ridge encircles said specimen blotter member; and further comprising a resealable, liquid impermeable second container; an absorbent member disposed within said second container; and means to introduce pigment into said second container.