https://www.abebooks.com/9780394864037/Mystery-Whispering-Mummy-Three-Investigators-0394864034/plp
The Mystery of the Whispering Mummy (Three Investigators #3) - Arthur, Robert: 9780394864037 -...
When Ra-Orkon, a 3,000-year-old mummy, begins to whisper strange words in an ancient Egyptian tongue, the Three Investigators are determined to find out the...
the mysterythree investigatorsarthur robertwhisperingmummy