The 1st of 6 diaries by John Oram, covering the period January 1854–December 1857. For the most part the diaries record the day-to-day administration of the estate managed by John Oram in Burrishoole, County Mayo. The estate was owned by Captain Alexander Wyndham. Each of the diaries consist of one-line entries recording the management of the herds on the estate, the purchase of feed, management of the fisheries, sowing crops, collecting rents, settling terms with existing and new tenants, drawing up leases, attending the Assizes, and the upkeep of buildings and roads. Also attending markets and the buying and selling of livestock. An observation about the weather is made for each daily entry. Also refers to unusual meteorological events, astronomical events, and current affairs. In general John Oram concludes his diary for each year summarising the number of days of rain and dry days, the harvest, prices for livestock and a few lines of religious verse.

The 6th, and final, of 6 diaries by John Oram, covering the period August 1898–March 1907. For the most part the diaries record the day-to-day administration of the estate managed by John Oram in Burrishoole, County Mayo. The estate was owned by Captain Alexander Wyndham. Each of the diaries consist of one-line entries recording the management of the herds on the estate, the purchase of feed, management of the fisheries, sowing crops, collecting rents, settling terms with existing and new tenants, drawing up leases, attending the Assizes, and the upkeep of buildings and roads. Also attending markets and the buying and selling of livestock. An observation about the weather is made for each daily entry. Also refers to unusual meteorological events, astronomical events, and current affairs. In general John Oram concludes his diary for each year summarising the number of days of rain and dry days, the harvest, prices for livestock and a few lines of religious verse.

The 4th of 6 diaries by John Oram, covering the period January 1879–July 1888. For the most part the diaries record the day-to-day administration of the estate managed by John Oram in Burrishoole, County Mayo. The estate was owned by Captain Alexander Wyndham. Each of the diaries consist of one-line entries recording the management of the herds on the estate, the purchase of feed, management of the fisheries, sowing crops, collecting rents, settling terms with existing and new tenants, drawing up leases, attending the Assizes, and the upkeep of buildings and roads. Also attending markets and the buying and selling of livestock. An observation about the weather is made for each daily entry. Also refers to unusual meteorological events, astronomical events, and current affairs. In general John Oram concludes his diary for each year summarising the number of days of rain and dry days, the harvest, prices for livestock and a few lines of religious verse.

The 3rd of 6 diaries by John Oram, covering the period November 1864–December 1878. For the most part the diaries record the day-to-day administration of the estate managed by John Oram in Burrishoole, County Mayo. The estate was owned by Captain Alexander Wyndham. Each of the diaries consist of one-line entries recording the management of the herds on the estate, the purchase of feed, management of the fisheries, sowing crops, collecting rents, settling terms with existing and new tenants, drawing up leases, attending the Assizes, and the upkeep of buildings and roads. Also attending markets and the buying and selling of livestock. An observation about the weather is made for each daily entry. Also refers to unusual meteorological events, astronomical events, and current affairs. In general John Oram concludes his diary for each year summarising the number of days of rain and dry days, the harvest, prices for livestock and a few lines of religious verse.

The 5th of 6 diaries by John Oram, covering the period July 1888–August 1898. For the most part the diaries record the day-to-day administration of the estate managed by John Oram in Burrishoole, County Mayo. The estate was owned by Captain Alexander Wyndham. Each of the diaries consist of one-line entries recording the management of the herds on the estate, the purchase of feed, management of the fisheries, sowing crops, collecting rents, settling terms with existing and new tenants, drawing up leases, attending the Assizes, and the upkeep of buildings and roads. Also attending markets and the buying and selling of livestock. An observation about the weather is made for each daily entry. Also refers to unusual meteorological events, astronomical events, and current affairs. In general John Oram concludes his diary for each year summarising the number of days of rain and dry days, the harvest, prices for livestock and a few lines of religious verse.

The 2nd of 6 diaries by John Oram, covering the period January 1858–October 1864. For the most part the diaries record the day-to-day administration of the estate managed by John Oram in Burrishoole, County Mayo. The estate was owned by Captain Alexander Wyndham. Each of the diaries consist of one-line entries recording the management of the herds on the estate, the purchase of feed, management of the fisheries, sowing crops, collecting rents, settling terms with existing and new tenants, drawing up leases, attending the Assizes, and the upkeep of buildings and roads. Also attending markets and the buying and selling of livestock. An observation about the weather is made for each daily entry. Also refers to unusual meteorological events, astronomical events, and current affairs. In general John Oram concludes his diary for each year summarising the number of days of rain and dry days, the harvest, prices for livestock and a few lines of religious verse. This diary concludes with a copy of a letter to his sister Mrs. Hockey in Weston Bampfylde.