Day 2 (Episode I)

Death: The Doctor

Notes: He was shot down while reading a book. There was a cartridge case next to the body.

Investigation
Kangaroo's homeland: Globe to the left of the Doctor.

Quill pen's slip-up: Splotch of ink on the stand to the left of the Doctor.

Camel of the sea: Boat on the top-most shelf above the Doctor.

Bullet's sister: Cartridge on the floor to the right of the Doctor.

Lives in India: Elephant on the right-most bookshelf to the right of the Doctor.

Ancient Goddess: Winged creature on the top-most shelf above the Doctor.

Optical System: Doctor's glasses on his face.

Wing remnant: Quill on the stand to the left of the Doctor.

Wheel: On the parchment to the left of the Doctor (next to the ink splotch).

Door of death: Bullet wound on Doctor's head.

 Investigation Revealed : An examination revealed that the cartridge case is of the same caliber as the Colonel's revolver.

Dream Sequence
I had a dream... Everything was vague... There was an item. What was it? Mouse? Doll? Candle? Angel?.. I had a dream... Everything was vague... There was an item. What was it? Mirror? Pot? Wheel? Phone?.. I had a dream... Everything was vague... There was an item. What was it? Grand piano? Hammer? Hard hat? Butterfly?..
 * Candle
 * Mirror
 * Butterfly