Luggage and bags:
One to contain clothes for all sorts of weather!
Clothing/Shoes/Weather Gear: Warm in June, can get hot, but can turn to rain and can be windy.
Toiletries and Medical Supplies: None needed especially, you can buy what you need there unless it is something very special.
Photo Equipment: Good camera with wide angle and telephoto facilities.
Miscellaneous: Good shoes, comfortable on the feet, for walking the stones of La Cite