Pre-Anniversary manual assistance

Hi, Could someone please assist with translating the following signs (all on pg. 137) of the 1916 revised ed. of the manual:

1. l. 1, sign #2
2. l. 7, last sign
3. l. 9, last sign
4. l. 10, sign #2

Thanks for any assistance.  I'm stumped.

(by A for everyone)

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