A QUICK glance at the Harvard Medical area's burgeoning skyline, not dissimilar to that of lower Manhattan, brings to mind Christopher Marlowe's no less picturesque allusion to the topless towers of Ilium, when that ancient city was also having its problems.Ground breaking for Harvard's latest increment, the $4,237,000 annex to house the School's Laboratory of Human Reproduction and Reproductive Biology, took place on October 27, 1969. This ceremony occurred, by some malfunctioning of fate, during the onset of a two-week spell of almost unremitting rain. The occasion, although not the rain, was appropriately noted in the Journal of November . . .