It appears that Lawson and Margaret's union was not approved of by her mother Charlotte as she was under the age of 21. A court case ensued - read this article - but love prevailed.
Articles mentioning Lawson can be found here, here and in this article about a subdivision of land at Schofields, near Riverstone in 1921. An article were he appears as a witness in a case against his coursin Joseph Hawkins can be read here. Lawson and Margaret's first son Robert Leslie fought in World War 1 as mentioned here. This article also mentions that three of Lawson and Margaret's sons were killed in World War 1.
1. Robert Leslie 1894 -1917 (Robert was killed in France during World War 1. Attached is his roll of honour form.
2. Clara Matilda Ann 1895 - ?
3. Andrew 1897 - ? (possibly in World War 1)
4. Norman 1899 - 1918 (Norman was killed in France in World War 1. Attached is his listing on the honour roll at the War Memorial in Canberra.
5. Francis 1901 -1985 (also served in World War 1 but survived!)
6. Raymond 1904 -?
7. Sylvia Grace 1907 - ?
8. Herbert Donald 1910 -1966
2. Clara Matilda Ann 1895 - ?
3. Andrew 1897 - ? (possibly in World War 1)
4. Norman 1899 - 1918 (Norman was killed in France in World War 1. Attached is his listing on the honour roll at the War Memorial in Canberra.
5. Francis 1901 -1985 (also served in World War 1 but survived!)
6. Raymond 1904 -?
7. Sylvia Grace 1907 - ?
8. Herbert Donald 1910 -1966