modular print cartridge receptacle assembly 70 fig9 b shows four modular print cartridge receptacles 30 and associated print cartridges 10 assembled in a fully staggered arrangement into a modular print cartridge receptacle assembly 70 having a swath width essentially equal to four individual print cartridges obviously any number of modular print cartridge receptacles 30 and associated print cartridges 10 could be assembled in a fully staggered arrangement to provide a desired print swath width fig9 c shows eight modular print cartridge receptacles 30 and associated print cartridges 10 assembled into a combination aligned and staggered modular print cartridge receptacle assembly 70 obviously any number of modular print cartridge receptacles 30 and associated print cartridges 10 could be assembled as in fig9 c to provide a desired print swath width the arrangements shown in fig9 are merely illustrative of the many possible combinations of staggered aligned and the number of modular print cartridge receptacles 30 assembled into a modular print cartridge receptacle assembly 70 accordingly the present invention provides for variable width printing when using a single print cartridge for monochrome printing the width of printing is determined by the length of the nozzle portion of the print cartridge the present invention provides for mounting multiple print cartridges 10 through the use of modular print cartridge receptacles.