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People
Creators
- Abbott, A. C.
- Abel, John Jr. and McGrath, Michael A.
- A Citizen of Philadelphia
- A "Colourpicture" Publication, Boston 15, Mass.
- A "Colourpicture" Publication, Boston 15, Mass. 14233
- A "Colourpicture" Publication, Boston 15, Mass. 14238
- Adam E. Levine
- Adam Levine
- Adams, S. H.
- Adler, Rachel; Marsh, Meredith; Balloon, Alexander; Keller, Meredith;
- A. E. Arnold, Pasadena, CA
- Aero Service Corp.
- Aero Service Corporation
- Aero Service div. of Litton Industries.
- After painting by William Birch
- Aguirre, Francisco; Scheibe, Elizabeth; Tully, Kimberly; Wolfe, Stephanie
- A.H.
- Alan Hess, Robert E. Day, and Carmen F. Guarino
- Albert M. Leahy
- Albert, Richard C.
- Albert, Richard C.; Huff, Warren R.
- Albright & Friel Inc., Consulting Engineers
- Albright, John Brannon
- Aleo, Jim
- A. Leonard Pundt
- Alexander Deans (Inquirer)
- Alexander, Jerome, b. 1876
- Alexander McCaughey (Inquirer)
- Alex Christian
- Alfred D. Hills
- Alfson, Mary S.; Black, Laura S.
- Allen, James H.
- Allen, James, H.
- Allen, John D.
- Allen, John E.
- Allen, John; Taylor, Julianna
- Allen, Rebecca
- Allen, Rebecca S.
- Allen, Richard
- Allinson, Edward P.; Penrose, Boies
- Allison, Edward P.; Penrose, Boies
- Allison, P. J.
- Allmand, A. J.
- American Dredging Co.
- American Institute of Chemical Engineers
- American Public Health Association
- American Public Health Association. American Water Works Association
- American Public Health Association; American Water Works Association; Water Poll
- American Public Health Association et al
- American Public Health Association, Laboratory Section
- American Public Works Association
- American Public Works Association. Committee on Street Cleaning
- American Society for Testing and Materials
- American Water Works Association
- Andrew [French?]
- Andrews, John F.; Radziul, Joseph; Gilman, Harold D.
- Ankers Capitol Photographers, Washington DC
- Anne Spirn, Marcel Williams
- A Physician
- Appleyard, Victor A.
- Aptowicz, Bruce S.
- Aptowicz, Bruce S., Acting Chief, Treatment Section
- Aptowicz, Bruce S., Chief, Treatment Section
- Aptowicz, Bruce S., Deputy Division Manager, Operations Division
- Aptowicz, Bruce S., P.E., Chief, Treatment Section
- Aptowicz, Bruce S.; Weintraub, Norman G.; Zitomer,Charles
- Armco Drainage & Metal Products, Inc.
- Armstrong, Robert
- Armstrong, Robert P.
- Armytage, J. C., engraver (after painting by Bartlett, William H.)
- Arnold, G.E.; Deputy Commissioner, Philadelphia Water Department
- Arnold, Gerald E.
- Arranged by J. C. Beckell.
- Arthur D. Little, Inc.
- Arthur G. Singer, Assistant Engineer
- Arthur Young & Co.
- Ashmen, Chas D.
- Atlantic Coast Region Current Records Center [USGS]
- Atlee, Walter
- Attwood, William, Look Staff Writer
- Augustine (Inquirer)
- Austin Supply Co.
- Auvergne, Catherine
- AWWA Water Loss Control Committee