This collection is diverse. Most of the material relates to the counties of York and Sunbury, but a wide variety of topics relating generally to New Brunswick are also included. There are 88 manuscript series.

MS1 York-Sunbury Historical Society records;
MS2 Transcripts of addresses delivered to the York Sunbury Historical Society;
MS3 Lillian Maxwell genealogical correspondence;
MS4 Lillian Maxwell historical research papers;
MS5 Burpee family papers;
MS6 Richard Bellamy papers;
MS7 W.H. Street and J.A.S. Street records;
MS8 Stephen Glasier papers
MS9 Charles N. Skinner records;
MS 10 Babbitt family papers;
MS11 Dr. Benjamin Coburn papers;
MS12 Benjamin Atherton records;
MS13 Fowler Boer War (South African War) collection;
MS14 Jonathan Odell papers;
MS15 G. Harold Markham military collection;
MS16 Wolhaupter family collection;
MS17 Whelpley collection;
MS18 Miscellaneous correspondence;
MS19 Clippings;
MS20 Genealogical charts and family history papers;
MS21 Speeches and addresses;
MS22 Historical essays and research notes;
MS23 Diaries and notebooks;
MS24 Leases;
MS25 Deeds;
MS26 Crown lands;
MS27 Mortgages;
MS28 Indentures of sale;
MS29 General land papers;
MS30 Lawyers papers;
MS31 Sheriffs' papers;
MS32 Powers of attorney;
MS33 Vital statistics;
MS34 Apprenticeship papers;
MS35 Probate papers;
MS36 Legal investigation papers;
MS37 Insurance policies;
MS38 Hazen, White and Company records;
MS39 Star Line Steamship Company records;
MS40 Ships' papers;
MS41 Business records;
MS42 Bills, cheques, invoices and receipts;
MS43 Maps and plans;
MS44 Photographs and pictures;
MS45 Meteorological registers of Fredericton;
MS46 Research notes on historic buildings;
MS47 Hymns, music, poetry and prose;
MS48 Programmes and invitations;
MS49 Printed matter;
MS50 Military commissions and certificates;
MS51 Warrants;
MS52 Civil commissions;
MS53 Social and athletic club papers;
MS54 Education papers;
MS55 Fredericton papers;
MS56 Indian papers;
MS57 Cemetery papers;
MS58 Military papers;
MS59 Theodore Porter papers;
MS60 Government records;
MS61 Records of the Fredericton Society of St. Andrew;
MS62 Kingston family records;
MS63 George Gilman papers;
MS64 Montgomery-Campbell family papers;
MS65 H.F.G. Woodbridge papers;
MS66 Jack Johnston collection;
MS67 Charles W. Darcus papers;
MS68 Charlotte C. Saunders collection;
MS69 G. Alvah Good Collection;
MS70 Oromocto Pioneer Days;
MS71 Peter Young McLaggan papers;
MS72 George R. Spencer papers;
MS73 Styron family collection;
MS74 Robert Borden Forbes papers;
MS75 Ashburnham family ;
MS76 Food and health papers;
MS77 Tape recordings;
MS78 Jessie B. Segee papers;
MS79 Patents;
MS80 William G. Quinn collection
MS81 Hon. Thomas Temple papers;
MS82 John Hill collection;
MS83 Anne McKeen collection;
MS84 George Taylor papers;
MS85 Lieutenant- Governor George Stracey Smyth;
MS86 Brigadier the Honourable Milton F. Gregg;
MS87 François La Roche correspondence;
MS88 Newspapers, magazines and periodicals inventory

This fonds includes political and public correspondence, petitions, reports belonging to Sir Leonard Tilley and papers related to Alice Tilley's involvement in women's and benevolent organizations. There are business and personal correspondence, receipts, leases, and account books of Tilley and his wife.

Statistical information on: Saint John Post Office employees' salaries, 1866, 1872; ships built and registered in New Brunswick, 1863-1871; imports and exports for New Brunswick 1863-1871, all probably assembled as background information for Sir Leonard, is also included.

This file contains information on the taxes paid by Macdonald Consolidated School.

The tax bill for Macdonald Consolidated School for the year of 1934.

3 books from the first St Andrews Library. Lady of the Lake by Sir Walter Scott; An Apology for the Bible by Rev. Richard Watson; An Autumn near the Rhine.

This fonds documents the personal and political activities of Sir George Eulas Foster. It includes travel diaries, weekly diaries, notebooks of political speeches, thought books (temperance, crime, religion, Canadian history), a few pieces of correspondence, lecture notes (League of Nations), speeches, manuscripts on historical subjects, and published articles on historical and political themes.

This fonds consists of original material including letters and telegrams to and from Sir Samuel Leonard Tilley. The correspondents include: Sir John A. Macdonald, Charles Tupper, Thomas D'Arcy McGee, George Brown, Georges-Etienne Cartier, Alexander Galt, Reverend Ezekiel McLeod, Charles Fisher. The correspondence covers topics such as Confederation, the Inter-Colonial Railway, election results and temperance. The specific correspondence is indicated at item level. Also included is a statement of Canada's financial position between the years 1861 and 1864, two publications entitled Debates of Assembly 1867 and Correspondence Respecting the Proposed Union of the British North American Provinces 1867, a memorandum by Robert Jardine, a land deed (1837), a poem and a newspaper clipping.

The fonds contains records of the Royal Progressive Conservative Association for the months leading up to the nominating convention held in September 1960. It includes correspondence, minutes of meetings, and detailed lists of members of the organizing committees for each polling district.

This fonds documents Oswald Crocket's political and personal activities. It reflects his involvement with his constituency, particularly in relation to the militia, rural mail contracts, public works, election campaigns, and the Intercolonial Railway as well as his political activities in relation to government departments and agencies, such as fisheries, Indian affairs, inland revenue, the interior, justice, labour, Civil Service Board, and King's Printer.

The fonds consists of political and family correspondence, materials relating to the St. Andrew's Society of Fredericton (1830s-1950s), and newspaper clippings.

This collection contains transcriptions of acts of New Brunswick’s Legislative Council, most of which are related to business which operated in the St. Andrews Area. Acts of the Legislature could include outlines of the structure of different aspects of New Brunswick society, incorporation of businesses and other business affairs, legal affairs, environmental policy, and much more.