Additions and Corrections 1965, Volume 4 Robert F. Pasternack and Robert A. Plane: Solvation of Cobalt(I1) and Kickel(I1) Ions in Acetone-\I'ater and EthanolWater Solutions.
1964, Volume 3 G. P. Haight, Jr., David C. Richardson, and Nancy Hall Coburn : A Spectrophotometric Study of Equilibria Involving Mononuclear Chromium(Y1) Species in Solutions of Various Acids.
Page 1778. The correct labels for Figure 1 are: . . ., CrOIZ-; _ _ _ , HCrO,-; ----, HnCrOe; -.-.-., Cr(V1) in 3 M HC104. A corrected figure is printed below.
Page 1172. The fifth entry in Table 11- for K I should read 0.55 and the fourth entry in Table '1' for K,should read 4 9 X 10-2.-R. -4.PLANE
1966, Volume 5 E. 0. Schlemper and Doyle Britton: The Crystal Structure of Trimethyltin Cyanide. Page 507. I n column 2, lines 1-3, the two infrared frequencies should be interchanged.-DouLE BRITTON. James R. Preer and G. P. Haight, Jr.: Solubility Studies of Tetramethylammonium Salts of Complex Halides. V. Tris(tetramethylammonium) Enneabromodibismuthate(II1). Page 657. T h e ordinate for Figure 1 should be labeled [A+]-3/2 and eq 6 should read S = [(CHa)4Nf]-8/2.-G. P. HAIGHT,J R .
mP Figure 1.-Spectra of Cr(V1) species ( e is molar absorbance): 1,solid line, CrS0,2-, measured directly; 2 , dashed line, HCr04-, measured directly; 3, dash-dot line, CrOsCl-, measured directly; 4 dotted line, H2Cr04,calculated from mixed spectrum and K D . G. P. HAIGHT, JR.
Chin Hsuan Wei, Glenn R. Wilkes, Paul M. Treichel, and Lawrence F. Dahl: Preparation and Structure of a Tetrameric Cyclopentadienyliron Sulfide, [ C6HjFeSI 4 . Page 901. I n Table I, the value of z for C i should be 0 3971 (not 0.3791). Page 903. I n Table T'(d), t h e distance of C12 from t h e plane is -0.02 (not -0.20).-L. F. DAHL
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