A 13th-century royal writ from the reign of Henry III commanding the payment of dower to Affrica, wife of John de Curcy, according to Irish custom. This document is part of the Manx Society's Monumenta de Insula Manniae, a key published collection of medieval documents relating to Isle of Man. It provides evidence of early Norman settlement and legal administration in the Isle of Man during the period preceding the Revestment.

A 13th-century royal writ from King Henry III commanding G. de Marischal and others to pay the dower owed to Affrica, wife of John de Curcy, according to Irish custom. This document appears in the Manx Society's published collection of Manx historical monuments and provides context for early medieval governance and property law in the Irish Sea region.

A royal writ from King John commanding the Sheriff of Lancaster to assign thirty marcates of land to the King of Mann in recognition of homage and service. This document illustrates the feudal relationship between the English Crown and the medieval Manx monarchy, providing historical context for the later constitutional developments culminating in the 1765 Revestment.

A Latin royal writ (Close Roll) from King John commanding the Sheriff of Lancaster to assign thirty marcates of land to the King of Mann in exchange for homage and service. This document illustrates early medieval Isle of Man's feudal relationship with the English Crown and its territorial claims. While predating the 1765 Revestment by five centuries, it provides constitutional and genealogical context for understanding the island's sovereignty.

A Latin and English royal warrant from Henry IV commanding John Stanley and William Stanley to take and seize the Castle and Island of Man into the King's hands. This document represents an early Crown assertion of authority over the Isle of Man, predating the 1765 Revestment by 360 years and providing constitutional context for the island's medieval governance and feudal status.

A charter from King Edward I appointing justices (Nicholas de Segrave, Osbert de Spalding, John de Suthewell) to hear and determine complaints from the people of the Isle of Man against trespasses and injuries by royal bailiffs, ministers, and others. The document establishes a framework for justice according to local law and custom, presented in both English and Latin versions from the Patent Rolls of Edward I.

A royal charter by Henry VIII (37 Henry VIII) granting ecclesiastical concessions to Henry Man, Bishop of the Isle of Man, permitting him to hold the Deanery of Chester Cathedral and parochial churches in commendam during his lifetime whilst maintaining his bishopric. The document establishes early institutional precedent for benefice-holding and ecclesiastical governance relevant to understanding the Isle of Man's religious and administrative structure before the 1765 Revestment.

A bilingual (English and Latin) royal charter from Henry VIII granting Henry Man, Bishop of the Isle of Man, permission to hold multiple ecclesiastical benefices in commendam (concurrently) — the Deanery of Chester Cathedral and two parochial churches — while retaining his bishopric. The document establishes the constitutional relationship between the Crown and the Manx bishopric, and demonstrates the Crown's authority over Manx ecclesiastical appointments in the Tudor period.

A royal writ issued by Edward IV addressing competing claims between John Lord Scrope and Thomas Lord Stanley regarding the right to bear the arms of the Earl of Man. The document suspends Scrope's use of the arms during the King's service abroad, without prejudice to his future claims. This is a significant early record of sovereignty and heraldic authority over the Isle of Man.

A brief royal writ from King John commanding payment of thirty marks as a gift to the King of Mann from the English royal treasury. This is a transcription of a medieval charter from the Rotuli Litterarum Clausarum, preserved in the Manx Society's collected monuments series. It illustrates early Anglo-Manx diplomatic relations and royal patronage.

A medieval royal charter granting William de Montacute custody of the Isle of Man and its appurtenances for a period of one year from Michaelmas 1334, with an obligation to render annual payments to the royal exchequer. The document is presented in both English and Latin versions, establishing early medieval Crown control over the island and revenue arrangements.

A royal letter patent from King Henry IV (7 Hen. IV) granting John Stanley the Island, Castle, and Lordship of Man with all royalties, franchises, and profits for his lifetime. This document establishes the Stanley family's long tenure over the Isle of Man and represents the foundational grant that would remain in effect until the 1765 Revestment. The text is presented in both English and Latin versions.

A royal charter from King Henry IV granting charitable scholarship support (particles) to Luke Macquyn, a scholar of the Isle of Man. The grant perpetuates earlier royal concessions to support poor scholars in the island. This document demonstrates early royal governance of the Isle of Man and the church's role in educational provision.

A dual-language (English/Latin) royal patent from Henry VIII granting the vacant bishopric of the Isle of Man to Henry Man, professor of sacred theology. The document conveys all spiritual and temporal rights, revenues, properties, and privileges of the see, and exempts the bishop from paying Tenths and First Fruits taxes due to the island's proximity to enemy territories and the high seas. Relevant to understanding pre-Revestment ecclesiastical governance and the Crown's direct patronage over Manx institutions.

A dual-language (English and Latin) royal charter from Henry VIII granting the vacant Bishopric of the Isle of Man to Henry Man, a professor of sacred theology. The document establishes the king's patronage over the bishopric, enumerates its spiritual and temporal properties, and notably exempts the bishop from payment of Tenths and First Fruits during his lifetime due to the island's proximity to enemy territories and maritime vulnerability.

A 14th-century royal charter (Rotuli Scotiae, 16 Ed. III) granting permission to the people of the Isle of Man to negotiate truces with Scotland and to engage in commerce with both enemies and allies, provided they do not supply arms or provisions to Scottish enemies. Presented in parallel English translation and original Latin. Relevant to long-term Manx autonomy, commercial privileges, and constitutional status.

A medieval royal charter (14th century) granting permission to the men of the Isle of Man to negotiate truces and conduct trade with Scotland, even with enemies of the Crown, provided they do not supply arms or provisions. Presented in both English translation and original Latin. This establishes early precedent for Manx autonomy in foreign relations and commercial matters.

A bilingual (English and Latin) royal charter from King Henry IV granting ecclesiastical alms ('particles') to Luke Macquyn, a scholar of the Isle of Man. The grant provides for the support of poor scholars and specifies that the alms remain his so long as he pursues scholarly work for the Church and is not promoted. This document illustrates early medieval Crown-Island administrative relations and ecclesiastical patronage.

A 14th-century royal writ from King Edward II commanding Gilbert Makaskill, keeper of the Isle of Man, to deliver royal funds to Gilbert de Bromley (receiver of stores at Carlisle) for the purchase of victals and supplies. This is an early administrative document demonstrating royal control and fiscal organisation of the Isle of Man as a crown possession.

A 14th-century royal writ (Edward II) commanding Gilbert Makaskill, keeper of the Isle of Man, to deliver Crown revenues to Gilbert de Bromley for the purchase of victuals. This document demonstrates Crown administration of the Isle of Man in the medieval period and the flow of financial resources from the island to the English exchequer.

A collection of three interconnected letters from 1779 authorizing and promoting a charitable collection for the Society for the Propagation of the Gospel in Foreign Parts. The Royal Letter from George III (10 May 1779) grants permission for a nationwide church collection to support missionaries in North America and other provinces; the Archbishop of York (W. Ebor, 19 June 1779) transmits this to the Bishop of Sodor and Man; and the Bishop of Sodor and Man (R. Sodor & Man, 1 July 1779) directs clergy to implement collection in their parishes. The correspondence addresses the financial exhaustion of the Society and explicitly references the American Revolution, discussing support for loyalist clergy who refused to renounce allegiance to the Crown.

A letter of protection issued by King Henry III to King Olave of Man in 1218, instructing him not to interfere with Furness Abbey, which was under royal patronage. The document appears in the Monumenta de Insula Manniae collection and illustrates the feudal relationship between the English Crown and the Kings of Man, as well as ecclesiastical privileges in the medieval period. This provides context for understanding pre-Revestment Manx sovereignty and the Crown's historical claims over the island.

A Latin royal letter (Littera Regis) from Olaus, King of the Isles, addressed to the Dean and Chapter of Iona Cathedral, concerning the consecration and dispatch of Nicholas, an elected Archbishop. The letter emphasizes ecclesiastical authority and the duty of the Iona Chapter to remit the elected prelate without delay. This document is relevant to medieval Manx-Scottish ecclesiastical jurisdiction and the Island's relationship with the Scottish church hierarchy.

A Latin royal letter (Littera Regis) from King Olaf of the Isles to the Dean and Chapter of York Cathedral, concerning the consecration and dispatch of Nicholaus as elected Archbishop. The letter emphasizes ecclesiastical authority and obedience, threatening spiritual consequences if the appointment is not honoured. This document provides evidence of the Isles' medieval ecclesiastical structures and royal authority.

A bilingual (English and Latin) transcription of 13th-century royal letters patent from Henry III granting protection and safe conduct to Reginald, King of Man, in recognition of his homage and fealty. The document includes a conditional clause committing the English Crown to defend Man's territory should enemies threaten it, provided Reginald remains faithful. This illustrates the feudal relationship between the English Crown and the Kings of Man in the medieval period, foundational to understanding the constitutional status that would later become contested in the 1765 Revestment.