The fonds consists of minute book.

The fonds consists of minutes.

The fonds consists of Robert's scrapbook compiled while mayor, personal letters and business papers (1906-1937); memorial tribute to Daisy (1968); and photographs of Marshall family and IODE events.

The fonds consists of photographs of plans for civic centre, streets, dwellings and playgrounds in Calgary and area. Includes a 1979 lecture by his grandson, David Mawson.

The fonds consists of correspondence; certificate; and photographs of John, First World War and Alpine Club activities.

The fonds consists of petition and letter regarding the incorporation of Calgary (1884); microfilm of transcripts of his diary and papers related to duties as mayor (1883-1886); photograph of his log house (1883); and biographical notes about the family.

The fonds consists of historical information, briefs, plans, proposals, reports, submissions, copies of legal papers and maps relating to the preservation and development of Nose Hil Park. The fonds also consists of executive papers including minutes, membership lists, financial statement, newsletters, newspaper clippings, scrapbooks, and photographs relating to the Nose Hill Park Communities Board and various other groups with an interest in Nose Hill, including the Nose Hill Park Management Advisory Committee and the Friends of Nose Hill Society.

The fonds consists of photographs of Calgary, Red Deer, Banff and other Alberta areas; and photographs of George and various electrical association events. Also consists of diary (1918), City Electric Light Department manual, and newsclippings.

The fonds consists of Orr's diaries (1849-1887, 1893-1897), indexed letterbooks (1888-1897), certificates, and account books; and family correspondence, autograph albums, family photographs, newsclippings and scrapbook. LETTERS TO/ABOUT THE FOLLOWING PEOPLE/SUBJECTS ARE IN THE LETTERBOOKS. SEE INVENTORY FOR DETAILS AND FOR A MORE COMPREHENSIVE LIST: Lord Campbell Gordon Aberdeen, Alberta Southern Railway, George Alexander, James Alexander, William H. Atkinson, Hon. A.R. Augers, John Bain, John A. Bangs, James Bannerman, James W. Barclay, William Barker, Reginald Barthorp, Lewis Baxter, John Beattie, Margaret Beattie, Charles Beck, Mayor Bentley, H.D. Beveridge, J.W. Boss, O.H. Bott, Robert George Brett, J.S. Brisco, N.E. Brooks, Samuel Brown, William Brown, George Barclay Bruce, buffalo bones, A.M. Burgess, Acton Burrows, W.C. Caldwell, Calgary Agricultural Society, Calgary-Alberta and Montana Railway, Calgary Herald, Calgary Tribune, Arthur L. Cameron, Alexander Campbell, Canadian Agricultural, Coal and Colonization Co., Canadian Pacific Railway (CPR) (passenger traffic, repair shops and stations), Alfred Carey, Hon. John Carling, James Carroll, Hugh S. Cayley, Chinese, Duke of Connaught, W.G. Conrad, Charles F. Conybeare, J. Creagh, Mr. Justice A. Cross, Crowsnest Pass Railway, William H. Cushing, Thomas Mayne Daley, Donald Watson Davies, Edgar Dewdney, W.H. de Wolf, Frank Dick, Howard Douglas, electric lighting, R. Elliott, A.J. Ellis, William Fisk, J.G. Fitzgerald, George Fleming, James Forrest, I.S. Freeze, Leonard Gaetz, W.J. Gage, Mayor C. Gallagher, Paul Gaston, Edward F. Gigot, R.B. Gordon, Great North West Central Railway, Rev. Sister Green, A.F. Grady, James Grierson, Harold Gruner, John A. Hamilton, L.A. Hamilton, Col. Josiah Harris, Frederick Haultain, George Hellier, James Henderson, High River Coal Mine, G. Hiller, Hudson's Bay and Pacific Railway Co., William Roper Hull, John A. Ingram, Col. Atcheson Gosford Irvine, R.A. James, Hon. J.H. Jameson, Robert Kerr, James Delamere Lafferty, John Lineham, James A. Lougheed, Dr. Lovingheart, Alexander Lucas, lumber trade, Alexander McBride, George W. McBride, Peter McCarthy, Rev. John McDougall, Walter McIntosh, J.S. Mackie, James A. McKenzie, Hon. Charles H. Mackintosh, D. McLean, C. McMillan, James A. McMillan, H.W. McNeill, Charles A. Magrath, Miss J.M. Malloy, Supt. Richard Marpole, George Morrison, John T. Moore, George Morrilaws, James Muir, Augustus Meredith Nanton, John Ryerson Neff, John Niblock, Frank Oliver, Adam C. Orr, James Orr, J.G. Osborne, J.T. Pattison, William Pearce, F.W. Pettit, Bishop Pinkham, prostitution, public welfare, James Quinn, A.G. Ramsay, Silas Alexander Ramsay, William T. Ramsay, Red Deer Valley Railway, William Reid, Daniel Riley, J.B. Ritchards, Rocky Mountain Railway, Norman Ross, Amos Rowe, Joseph Royal, sanatoriums, Saskatchewan Homestead and Colonization Co., W.B. Scarth, Mr. and Mrs. Wilfred C. Schreiber, Henry Scott, Sheep Creek Coal Mine, Arthur L. Sifton, Clifford Sifton, Leopold Slatterly, smallpox, smelting, John Stewart, McLeod Stewart, Thomas Stone, David Suitor, Thomas Sutherland, Harry Symons, W.B. Thorne, H. Villard, Major James Walker, William V. Walsh, F. White, Frank White, Harry White, Gen. Supt. F. Whyte, Rev. Thomas G. Williams, and Mrs. Fred Wood.

The fonds consists of vital statistics register (1883-1895); correspondence, receipts and vouchers (1890-1914); winter count notebook (1904) [attributed to Bull Plume]; and annuity pay list (1923).