🖋️📜🤫🔢

#culper code #invisible ink #benjamin tallmadge #spycraft #revolutionary war intel #coded letter

🔍✉️

#hidden letter #secret message #hidden message #find the letter #coded letter

❓🔑✉️

#unlock secret #key to message #mystery mail #puzzle message #coded letter #find the clue #encrypted message

🗝️M+💌

#coded letter #mystery sender