Your coin is normally referred to as a "Barber" quarter after its designer, Charles Barber. There's more information at the Related Question link.
$11 to $11,000 depending on the condition of the coin.
Okay! No silver quarter for 1776.
The value is about $3.00 just for the silver
25 cents. It's likely been altered some how.
A 1967 Washington quarter has no silver and is face value.
$11 to $11,000 depending on the condition of the coin.
From your description the coin is a Americain Silver Eagle that is made from one ounce of 99.9% pure silver, value as of today is about $19.00
Not enough information. Is the date missing due to wear? If so, is the coin a Washington quarter or does it have an older design - Liberty standing on the front and a flying eagle on the back, or the head of Liberty on the front and a spread-eagle on the back? If it's a Washington quarter, look at the edge. If it shows copper then it's a modern quarter and is worth only 25 cents. If the edge is silver colored or it's one of the earlier designs you have a 90% silver coin that might sell for $2.50 or $3 for its metal content.
What is the value of a Silver Platter / WM Rogers 291 With Eagle Star Perfect condition.
A silver QUARTER is about $3.00 as of today.
Silver sells for around $14/oz
Okay! No silver quarter for 1776.
The value is about $3.00 just for the silver
The silver value is about $6.00. NOTE: The US has never made a pure silver quarter, they are 90% silver & 10% copper.
25 cents. It's likely been altered some how.
The value is only for the silver about $3.25
that is a Silver Eagle, the us government sells them as 1OZ silver bullion. it is almost 100% silver. value depends on condition and date, right now silver is about $25.50 per ounce. so that coin is a MINIMUM of $25 at melt value. a 1996 silver eagle in BU (brilliant un-circulated) condition can go for $50+ while a 2003 eagle can co for $26