This document appears to be a list or inventory compiled in August 2016 that contains numbers and abbreviations like RTD_05. It refers to 25 items and lists question marks next to some numbers, possibly indicating some items are unknown or unlabeled. The document also includes 4 references to Flickr photo albums documenting street decorations in Rotterdam.

1. Compiled August 2016

2. 2
25
9
11
3
8
20
14
12
13
6
5
7
24
21
22
18
19
23
15 17
10?
16?
4?
1?

3. https://rotterdamstreetdecorations.wordpress.com

4. 02 25 09
11
03
0820
14
12 13 06 05
07
2421
22
1819
23 15 17
16?01?04?10?

6. RTD_05

7. RTD_06

8. RTD_02

9. RTD_03

10. RTD_07

11. RTD_08

12. RTD_09

13. RTD_11

14. RTD_12

15. RTD_13

16. RTD_14

17. RTD_15

18. RTD_17

19. RTD_18

20. RTD_19

21. RTD_20

22. RTD_21

23. RTD_22

24. RTD_23

25. RTD_24

26. RTD_25

27. RTD_x9

28. References:
https://www.flickr.com/photos/tofz4u/albums/72157656913717982
https://www.flickr.com/photos/meteorry/albums/72157644743113537
https://www.flickr.com/photos/sandrosamigos/albums/72157603337304322
https://rotterdamstreetdecorations.wordpress.com