## Contents of Volume 150, Number 1

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- Infinite products which are Hilbert cubes
- James E. West PDF
- Trans. Amer. Math. Soc.
**150**(1970), 1-25

- On the shrinkability of decompositions of $3$-manifolds
- William L. Voxman PDF
- Trans. Amer. Math. Soc.
**150**(1970), 27-39

- Polynomial approximation on compact manifolds and homogeneous spaces
- David L. Ragozin PDF
- Trans. Amer. Math. Soc.
**150**(1970), 41-53

- Commutators modulo the center in a properly infinite von Neumann algebra
- Herbert Halpern PDF
- Trans. Amer. Math. Soc.
**150**(1970), 55-68

- Coefficient estimates for Dirichlet series
- W. T. Sledd PDF
- Trans. Amer. Math. Soc.
**150**(1970), 69-76

- An abstract nonlinear Cauchy-Kovalevska theorem
- François Trèves PDF
- Trans. Amer. Math. Soc.
**150**(1970), 77-92

- Twin-convergence regions for continued fractions $K(a_{n}/1)$
- William B. Jones and W. J. Thron PDF
- Trans. Amer. Math. Soc.
**150**(1970), 93-119

- Subgroups and automorphisms of extended Schottky type groups
- Vicki Chuckrow PDF
- Trans. Amer. Math. Soc.
**150**(1970), 121-129

- On expansive transformation groups
- Ping-fun Lam PDF
- Trans. Amer. Math. Soc.
**150**(1970), 131-138

- Rings for which certain flat modules are projective
- S. H. Cox and R. L. Pendleton PDF
- Trans. Amer. Math. Soc.
**150**(1970), 139-156

- On successive approximations in homological algebra
- V. K. A. M. Gugenheim and R. J. Milgram PDF
- Trans. Amer. Math. Soc.
**150**(1970), 157-182

- Theorems of Krein-Milman type for certain convex sets of operators.
- P. D. Morris and R. R. Phelps PDF
- Trans. Amer. Math. Soc.
**150**(1970), 183-200

- Elements with trivial centralizer in wreath products
- Wolfgang P. Kappe and Donald B. Parker PDF
- Trans. Amer. Math. Soc.
**150**(1970), 201-212

- Finitely generated ideals of differentiable functions
- B. Roth PDF
- Trans. Amer. Math. Soc.
**150**(1970), 213-225

- The subgroups of a free product of two groups with an amalgamated subgroup
- A. Karrass and D. Solitar PDF
- Trans. Amer. Math. Soc.
**150**(1970), 227-255

- A fundamental solution of the parabolic equation on Hilbert space. II. The semigroup property
- M. Ann Piech PDF
- Trans. Amer. Math. Soc.
**150**(1970), 257-286

- Embeddings in division rings
- John Dauns PDF
- Trans. Amer. Math. Soc.
**150**(1970), 287-299

- A characterization of integral currents
- John E. Brothers PDF
- Trans. Amer. Math. Soc.
**150**(1970), 301-325

- Two methods of integrating Monge-Ampère’s equations
- Michihiko Matsuda PDF
- Trans. Amer. Math. Soc.
**150**(1970), 327-343