----------------------------Original message---------------------------- A reader has two queries I cannot help with...being a nontechie. Help! 1] He is looking for a digital database of hydraulic, oceanic and political features of the world, convertible to DXF format. 2] He needs an algorithm to convert lat/long data into Mercator and Spherical projections Thank you kind people in advance, for helping out this little old lady analog map librarian in the Big Apple, Alice Hudson Map Division