Question

Who told james ryder about the blue carbuncle

Answer 1

Answer:

this is your answer of your question

Explanation:

James Ryder was an attendant at the Hotel Cosmopolitan in London. He stole the Blue Carbuncle, a precious jewel, room of its owner, the Countess of Morcar, with the help of her maid Catherine Cusack. The pair tried to frame John Horner for the theft, but Sherlock Holmes discovered the truth.