A normal collectionwise Hausdorff, not collectionwise normal space

Bing, 1951, Metrization of topological spaces, Can. J. Math., 3, 175, 10.4153/CJM-1951-022-3 Fleissner, 1974, Normal Moore spaces in the constructible universe, Proc. Am. Math. Soc., 10.1090/S0002-9939-1974-0362240-4 Fleissner, 1974, Applications of collectionwise Hausdorff, Proc. Charlotte Conf. on Topology W.G. Fleissner, The character of ω1 in first-countable spaces, in preparation. Jensen, 1972, The fine structure of the constructible hierarchy, Ann. Math. Logic, 4, 229, 10.1016/0003-4843(72)90001-0 J.H. Silver, Independence of Kurepa's conjecture and two cardinal conjectures in model theory, in: Proc. Symp. in Pure Math. Vol. 13, Part 1 (Am. Math. Soc., Providence, R.I.) 383–390. Tall, 1974, Problem 1, 8, 641 Ulam, 1930, Zur Masstheorie in der allgemeinen Mengenlehre, Fund. Math., 16, 140, 10.4064/fm-16-1-140-150