> 
> I can be used to mark your place,  
> 
>  When, with less than ten, you will face,  
> 
>  I can be found at your feet,  
> 
>  There is a flat surface at my peak,   
>   
> 
>  I come in once the votes are cast,  
> 
>  With me you can try to visit the past,  
> 
>  I'll demonstrate for you a melody.  
> 
>  An equivalent is a piece of me. 
> 
> 
> 

**What am I?**  

**Please explain each line and the title in your answer.** 

**Hint**

> 
>  My glass can be found on the bed. 
> 
> 
>