
1943 Drawing by C.B.S. |

1940 Christmas Party Drafting Room |
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1943 Portable Water Purification |
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1943 Trimetric Projections page 1 |

1943 Trimetric Projections page 2 |
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1943 Trimetric Projections page 3 |

1943 Trimetric Projections page 4 |
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Army and Navy 5th time award 1945 |

Buoy and structure Lantern |
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Chlorinator |

Chlorine Control Apparatus, C.B.S. |
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Copy of 25 Main Street 1943 |

Diaphragm Straight Edge C.B.S. |
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Ellipse |

Exploded view Hypochlorinator |
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General Manager Bill Orchard |

Hand Crank Wrench U.S. Army Truck C.B.S. 1942 |
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Hypochlorinator general assembly drawing C.B.S. |

Logo Shield 1944 C.B.S. |
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Maintenance Spare Parts Chlorinator C.B.S. |

Official Logo C.B. Schumacher 1944 |
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Portable Water Purification 1942 C.B.S. |

Portable Water Purification 1942 C.B.S. |
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Portable Water Purification 1942 C.B.S. |

Precision Pressure Variometer |
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Special Projects Section 1946 |

Trimetric Elipses 1942 page 1 |
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Trimetric Elipses 1942 page 2 |

Vacuum Chlorinator |
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Visible Vacuum Principle |

Wallace and Tiernan |
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Letter from Mr. Charles B. Schumacher |

1911 Gas Chlorinator |
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1928 Terrace Place W.T. on right |

1927 First section of building 2 |
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1932 Main Entrance |

Cortlandt and Schuyler Streets |
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1938 Building 3 and 4 being completed |

1945 Aerial View |
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Martin F. Tiernan |

Charles Frederick Wallace |
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Factory at 11 Mill Street |

War Era |
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