Daguereotype or Daguerreotype: How To spell?
The word Daguereotype is misspelled against Daguerreotype, a noun meaning "An early variety of photograph, produced on a silver plate, or copper plate covered with silver, and rendered sensitive by the action of iodine, or iodine and bromine, on which, after exposure in the camera, the latent image is developed by the vapor of mercury."
Daguerreotype has double "rr" is mispronounced as "r"Remember double 'RR' in between the strings dague & eotype which should not be misspelled with single 'R'
Wrong Spelling:  dague-r-eotype  Correct Spelling:  dague-rr-eotype 
Check more misspelled words of Daguerreotype to spell it correct.