9921 Walnut Street
Mike and Willie did their best.
1984 – Mike — Willie
11 October 20151973 – Shary P___
10 October 2015
7950 Shay Drive
Can’t make out the last name, except that it seems to begin with a P and end with a K.
1967 – Wanda
9 October 2015
Plymouth Street at 101st Avenue
1943 – Gen. Con. Co.
8 October 2015
1627 100th Avenue
There are a couple more of these General Concrete Company marks on this block, all of them obscure.
1942 – Moniz & Johson (Johnson)
7 October 2015
1417 100th Avenue
This same year, Moniz and Johnson used a proper stamp, unlike most of Arthur Moniz’s collaborations. The risk with hand-drawn marks was that names could be misspelled.
1940 – Geo. Riding
6 October 2015
9845 Walnut Street
Here George Riding added the month and day to his mark.
1936 – (F. E.) Flaherty
5 October 2015
10212 Walnut Street
This appears to be the first year F. E. Flaherty abandoned his old racetrack mark. Sometimes he used his initials, sometimes not.
Oakland Underfoot 