Plumbing book - made me laugh

[midgetman]

Just took my daughter to the library and thought lets have a look in the diy section - saw this old plumbing book - its got essential electrics and on the very next page - artificial respiration - made me laugh out loud!!!

 

[Thefailsafe2012]

Can't quite make put from my phone but is that a Tenby earth strap round the incomer?

 

[Brightspark2]

I cant make it out either...whats happening?...