Thanks for your input, aghadowey. I looked over what I had put and what you wrote, and there really wasn't that much of a difference except that I had omitted Susan. ...
It seems as though you didn't read carefully enough

but to make it clearer here's a comparision of the children you posted with details I added in red-
Thomas Robinson, b. abt. 1876; m. 1904 to Sarah Service, dau of William Service.
1. Thomas Robinson (
2 May 1873-25 Feb.1957) m.(
12 July 1904) Sarah Service
2. James Beggs Robinson (27 July 1874-dy)3. Henry Robinson (1 May 1876-10 Mar.1883). James Beggs Robinson, b. abt. 1880; died around 1960; m. 1910 to Isabella (Bella) Burns
4. James Beggs Robinson
(8 Oct. 1878-c1960), carpenter, m.(
9 Dec.1910) Isabella “Bella” Burns (d.c1958)
5. Son (17 Sept.1880)- Peggy supplied his name in later post
Henry (Harry) Robinson, b. abt. 1883; m. 1909 Martha Alice Montgomery of Rashee; married in Canada
6. Henry Robinson (
11 Mar. 1883) m.(1909 Canada) Martha Alice Montgomery- more details posted later
Jane (Jennie) Robinson, b. abt. 1886; m. Robert Burns
7. Jane/Jennie Robinson (
25 May 1885) m.(
29 Aug.1913) Robert Burns
8. Daughter (19 Feb.1888)9. Susan Beggs Robinson (8 Apr.1890-28 May 1890)William Robinson, b. abt. 1891
10. William Robinson (
2 July 1891-aft.1911)
So, as well as giving
4 more children besides Susan that were not in your list I have given birthdates, etc.