How many books did author M. Williams Phelps write?
52
3
3
3
3
3
4
3
4
3
4
6
2
5
7
3
4
6
8
2
5
7
3
4
1
6
8
2
5
7
3
4
1
6
8
2
5
7
3
4
1
6
8
2
5
7
3
4
1
6
8
0
2
5
7
3
4
1
6
8
2
5
0
7
3
4
1
6
8
2
5
7
3
4
0
1
6
8
2
5
7
3
4
1
6
8
0
2
5
10
7
3
4
1
6
8
2
5
10
0
7
3
4
ten
1
6
8
2
5
10
7
3
4
0
1
ten
6
8
2
5
10
7
3
4
1
6
8
0
9
2
ten
5
10
7
4
12
1
6
8
9
2
14
13
5
10
0
7
4
ten
12
1
11
6
8
9
2
14
13
5
10
7
4
0
12
1
11
ten
6
8
9
2
14
13
5
10
7
4
12
1
11
6
8
62
0
9
2
ten
14
69
13
5
10
7
12
1
11
6
8
9
2
14