I need help with finding the identities of these coins.
Coin 1: Republic of China
Coin 2: Kwang-Tung
Coin 3: Chinese coin with notch
Coin 4: Chinese coin beside it
Coin 5: Peru 1/2 sol de oro need to know which variety (weighs 7.32g)
Coin 6: Unknown coin beside peru coin
Coin 7: Small Chinese Coin




Thanks