pg 217 Changed: The shell is always issued filled and fuxed to: The shell is always issued filled and fuzed pg 232 Changed: Will be abanonded by French to: Will be abandoned by French pg 236 Changed: materiel may funtion easily to: materiel may function easily pg 239 Changed: Water, 4 oz. or 1/4 pnt to: Water, 4 oz. or 1/4 pint pg 245 Changed: results from firing of two two kinds to: results from firing of two kinds pg 250 Changed: have been in contact with meta to: have been in contact with metal pg 269 Changed: for the same angle of site (roughtly estimated to: for the same angle of site (roughly estimated pg 272 Changed: To set up the tesescope. to: To set up the telescope. pg 272 Changed: and sphercial aberration to: and spherical aberration pg 276 Changed: is set up and horiontal to: is set up and horizontal pg 276 Changed: turn the teslecope until to: turn the telescope until pg 278 Changed: Substracting one reading from the other to: Subtracting one reading from the other pg 280 Changed: and the verticle spindle to: and the vertical spindle pg 285 Changed: reliable means of communition to: reliable means of communication pg 289 Changed: connecting by independant wires to: connecting by independent wires pg 291 Changed: pivot at one to press against the shutter to: pivot at one end to press against the shutter pg 292 Changed: tip spring and the anvil are then contact to: tip spring and the anvil are then in contact pg 292 Changed: equipment also inculdes a night bell to: equipment also includes a night bell pg 297 Changed: station instrument will be imparied to: station instrument will be impaired pg 298 Changed: particularily in an advance to: particularly in an advance pg 303 Changed: The Very pistol cartrdiges to: The Very pistol cartridges pg 309 Changed: adjust the crustal detector to: adjust the crystal detector pg 312 Changed: kept in a clean contion to: kept in a clean condition pg 313 Changed: Scratching noises in the telepone to: Scratching noises in the telephone pg 314 Changed: evidenced by the fact that the condeser to: evidenced by the fact that the condenser pg 323 Changed: differs from those generaly built to: differs from those generally built pg 336 Changed: differing only in certin details to: differing only in certain details pg 341 Changed: may again be applied graually to: may again be applied gradually pg 354 Changed: maximum given in the appropropriate to: maximum given in the appropriate