... This is the first in a series of papers discussing the properties of a complete set of radio sources selected near S408 = 1 Jy. ... Of the 17 unocculted objects that remain unidentified, 15 are sources for which we have either poor radio maps or inadequate optical/IR images. ... 0242-221 This source is not identified on our CCD images, but our deep K image shows a faint galaxy within 2" of the position of the compact radio source. ... 0436-203 We have no CCD images of this source. ...