- CollectionErne.gru - Ernest A Grunsfeld, Jr. Collection
- File#3809 - Residence for Mr. & Mrs. Walter E. Heller. Grusnfeld Architect, Yerkes Assoc. 1939.
- ItemSheet 1 - Basement Floor Plan. Hardline on paper. 2-21-39.
- ItemSheet 2 - Furst Floor Plan. Hardline on paper. 2-21-39.
- ItemSheet 3 - Elevation. Hardline on paper. 2-21-39.
- ItemSheet 4 - Elevations. Hardlineon paper. 2-26-39.
- ItemSheet 5 - Living & Dining Room Interiors. Hardline on paper. 2-21-39.
- ItemSheet 6 - Passage 1, Kitchen, Porch Interiors. Hardline on paper. 2-21-39.
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