2017A $1 & $2 FRN – Boston Semiquincentennial FDOI World Stamp Show Legacy 66PPQ

Here is the complete product description in HTML format with Schema.org markup, designed to be natural, readable, and fully structured for SEO and e-commerce display.

“`html

body {
font-family: ‘Segoe UI’, Roboto, Helvetica, Arial, sans-serif;
background: #f8f9fa;
margin: 0;
padding: 20px;
color: #1e1e1e;
}
.product-container {
max-width: 1100px;
margin: 0 auto;
background: #ffffff;
border-radius: 16px;
box-shadow: 0 8px 24px rgba(0,0,0,0.08);
padding: 30px 35px;
}
h1 {
font-size: 2rem;
font-weight: 600;
margin-top: 0;
margin-bottom: 10px;
color: #0a2540;
}
.price {
font-size: 1.8rem;
font-weight: 700;
color: #b12704;
margin: 10px 0 20px;
}
.image-gallery {
display: flex;
flex-wrap: wrap;
gap: 20px;
margin: 25px 0;
}
.image-gallery img {
max-width: 100%;
height: auto;
border-radius: 12px;
box-shadow: 0 4px 12px rgba(0,0,0,0.06);
border: 1px solid #e9ecef;
flex: 1 1 200px;
object-fit: cover;
}
.image-gallery img:first-child {
flex: 2 1 400px;
}
.specs-table {
width: 100%;
border-collapse: collapse;
margin: 25px 0;
background: #fafbfc;
border-radius: 12px;
overflow: hidden;
}
.specs-table th, .specs-table td {
padding: 14px 18px;
text-align: left;
border-bottom: 1px solid #e2e6ea;
}
.specs-table th {
background: #f1f3f5;
font-weight: 600;
color: #1e3a5f;
width: 35%;
}
.specs-table td {
background: #ffffff;
}
.description {
font-size: 1.05rem;
line-height: 1.7;
margin: 20px 0 30px;
background: #f9fbfd;
padding: 20px 25px;
border-radius: 12px;
border-left: 5px solid #2c6e9c;
}
.why-buy {
background: #f0f6fa;
padding: 20px 25px;
border-radius: 12px;
margin: 25px 0;
}
.why-buy h3 {
margin-top: 0;
color: #0a2540;
font-size: 1.4rem;
}
.why-buy ul {
padding