Tolkien's East Yorkshire Chronology

[compiled from Phil Mathison, Tolkien in East Yorkshire & Hammond & Scull, Chronology, and augmented by my own research]
1917
19 April    Tolkien posted to Hornsea Musketry Camp.  He joins 3rd Reserve Battalion.
1 May    Tolkien attends a medical board examination.  Tolkien at Hornsea Musketry camp.

5 May    Edith lodging at 1 Bank Terrace on this date.  Tolkien posted to Thirtle Bridge, but is actually based at Hornsea
               Musketry Camp.

12 May    Tolkien declared fit for home service.
c.10-31 May  Edith Tolkien dances and sings in a glade of Cow Parsley near Roos.
1 June    Tolkien found fit for general service during a medical board examination.  Edith still at 1 Bank Terrace,
                Hornsea.

2 June    Edith leaves 1 Bank Terrace, Hornsea.  
c.2 Jun-11 July  Tolkien may have been able to lodge with Edith for 6 weeks near Roos??
12 July    Edith lodging at 76 Queen Street, Withernsea by this date. 
13 July    Tolkien at ‘Waverley’, Cliff Road, Hornsea on route for Dunstable.
14-21 July  Tolkien sits a signalling exam at Dunstable.
31 July    Brooklands Officers’ Hospital opens with 3 patients.
1 Aug    Tolkien attends annual Minden Day dinner at Thirtle Bridge or Tunstall Hall?
13 Aug    Tolkien admitted to Brooklands Officers’ Hospital by this date.
21-4 Aug    Edith leaves Withernsea for Cheltenham sometime about this date.  
22 Aug    Zeppelin raid on Hedon, but there are no casualties.
25 Sept    Zeppelin raid on Hull.
16 Oct    Tolkien leaves Brooklands Officers’ Hospital for Thirtle Bridge.  
16 Nov    Tolkien attends a medical board examination.  His address is 9th Royal Defence corps, Withernsea. 
                 He still requires some indoor hospital treatment.  John Francis Reuel Tolkien born in Cheltenham.

19 Nov    Tolkien’s address is 9th Royal Defence Corps, Kilnsea.
24 Nov    Tolkien promoted to Lieutenant.
Dec??    Edith & baby move to Roos or Easington??   [now seems doubtful Edith ever returned to E.Yorks]
1918
19 Jan    Tolkien attends a medical board examination & is still based with 9th Royal Defence corps at Easington.

19 Feb    Tolkien attends a medical board examination.
7 Mar    Soldiers at Easington were entertained by the Grimbarians concert party at Y.M.C.A. hut.
10 Mar    Zeppelin raid on Hull – a woman died of shock 2 days later.
19 Mar    Tolkien attends a medical board examination.  9th Royal Defence corps is disbanded & Tolkien is to be based
                at Thirtle Bridge.

10 April    Medical board decides JRRT fit for general service.
10-28 Jun  Tolkien at Penkridge Camp & Brocton Camp, Cannock Chase.
29 June   Tolkien succumbs to gastritis at Brocton Camp.  
12 July   Tolkien back at Brooklands Officers’ Hospital by this date.  He develops his Qenya & Goldogrin lexicons &
                brushes up his Italian & Spanish.

26 July    Tolkien ordered to embark for Boulogne, even though still in hospital.  
4 Sept    Tolkien attends a medical board examination & is considered 100% disabled after losing 2 stones in weight. 

11 Oct    Tolkien is released from Brooklands Officers’ Hospital and transferred to Blackpool Savoy Convalescent
                Hospital.

[19 Nov    Tolkien is in Oxford on this date.]