Button ID?

[itgik]

Hello All,

I have just joined the forum as I have had trouble identifying a few buttons.

My father is currently setting up a display at Government House in Hobart, Tasmania.

All of the finds were found on the grounds of Govt. House and most have dated from 1800 - 1900.

The first 1 I think is a navy button but am finding it difficult to identify due to the script on the top. It has 6 letters from what I can see.

The seconds I originally thought was a royal marines button but there is no evidence of writing at the top.

The 3rd may be a livery button but I am unsure.

Thank you for any help in advance.