- $9.17 EUR Niagara Falls Ontario-Canada, Brock Hotel And Oakes Garden, Vintage Postcard
- $34.39 EUR Postcard American Falls Niagara Falls New York USA
- $24.08 EUR Postcard American Falls from Canada Niagara Falls New York USA
- $34.39 EUR Postcard Ice Mountain American Falls Niagara Falls New York USA
- $10.89 EUR Disney, Mikey & Minnie at Niagara Falls, New York Vintage Postcard, Lovers
- $5.17 EUR 1950s Niagara Falls Ontario Canada Hiway Motel Postcard
- $7.98 EUR 1925 RPPC American Falls, Illuminated, Niagara At Night, Color Lights, Postcard
- $6.14 EUR Ontario Canada Niagara Falls Skylon Tower Postcard
- $2.86 EUR Niagara Falls NY The American Fall & Suspension Bridge Goat Island View Postcard
- $2.30 EUR TAM-A-RAC COTTAGES - CEDARVILLE, MICHIGAN - UNSENT
- $22.35 EUR Niagara Falls From Prospect Point Niagara Falls N. Y. Linen Postcard Photochrome
- $1.72 EUR GRUSS AUS FENBACH IM UNTERINNTHAL - UNSENT UNDVD BACK
- $22.35 EUR Niagara Falls Aerial Panorama View Of American Niagara Horseshoe Falls Postcard
- $24.08 EUR Postcard Singing Tower And Rainbow Bridge Niagara Falls Canada
- $34.39 EUR Postcard Whirlpool Rapids Niagara Falls North America
- $9.17 EUR Niagara Falls Ontario Canada, Clifton Cabin Court, Advertising, Vintage Postcard
- $2.15 EUR c26914 MarineLand killer whale Niagara Falls Ontario Canada postcard 2008 stamp
- $1.44 EUR Greetings from Bushkill Falls Niagara of Pennsylvania Vintage 4x6 Postcard AF515
- $6.45 EUR American Fall & Suspension Bridge Goat Island Niagara Falls 1906 AC Bosselman
- $8.04 EUR Clark's Tourist Camp Stamford Centre Niagara Falls Ontario Canada postcard
- $6.89 EUR Niagara Falls Canada Coming out of the Ball Smiling Jean Lussier unposted 1928
- $8.04 EUR Clark's Tourist Camp Stamford Centre Niagara Falls Canada #2 postcard
- $5.00 EUR Niagara Falls, New York Vintage Postcard, View from Prospect Point
- $1.68 EUR Clifton Hotel, Niagara Falls, Ontario, 1912
- $3.44 EUR Niagara Falls New York Steel Arch Bridge Scenic UDB Cancel WOB WOF Postcard
- $3.39 EUR Vintage 1975 Postcard El Rancho Dining Room & Lounge Niagara Fall Ontario Canada
- $4.99 EUR Horseshoe Falls from Maid of the Mist Niagara Postcard
- $5.73 EUR RPPC Portrait Couple NIAGARA FALLS NY Backdrop New York Real Photo Postcard
- $9.17 EUR NIAGARA FALLS Ontario Canada Photo RPPC Postcard "OAKES GARDENS & Brock Hotel"
- $24.08 EUR Postcard American Falls from Goat Island Niagara Falls New York USA
- $34.39 EUR Postcard Horseshoe Falls from Goat Island Niagara Falls Ontario Canada
- $24.08 EUR Postcard Prospect Point American Falls Niagara Falls New York USA
- $6.88 EUR NIAGARA FALLS Ontario Postcard 1930s Kitchener Street Motel Canuck by Leslie
- $1.72 EUR NIAGARA FALLS, CANADA - HOTEL STEVENS - UNSENT
- $2.87 EUR MEXICAN RPPC - LA EMPERATRUZ CARLOTA - UNSENT
- $9.17 EUR Niagara Falls Michigan Central Train View Scenic Railroad WB UNP Postcard
- $4.32 EUR BUSHKILL FALLS " The Niagara of Pennsylvania " Pocono Mts PA #7 Vintage Postcard
- $7.46 EUR Manos Camp Restaurant Gas Station Niagard Falls Canada 1950cpostcard
- $34.39 EUR Postcard Rock of Ages Niagara Falls New York USA
- $24.08 EUR Postcard American Falls from Goat Island Niagara Falls New York USA
- $114.80 EUR pk89604:Real Photo Postcard-Vintage View The Indian Store,Niagara Falls,Ontario
- $9.36 EUR Vintage Postcards Niagara Falls Canada Whirlpool Horseshoe Falls American Falls
- $4.42 EUR Niagara Falls Canada 1949 Postcard General Brock Hotel
- $3.03 EUR Postcard Land’s End. Signpost, John O’Groats, Niagara Falls, First & Last House
- $7.33 EUR Lady Daredevil Martha Wagenfuhrer, Shot Rapids in Niagara Falls, NY in Barrel.
- $5.73 EUR Welland Canal Ontario, Canada Postcard Lock No. 7 about 1920s E
- $8.01 EUR NIAGARA FALLS Ontario 1930s Queen Victoria Park. Real Photo Postcard
- $5.74 EUR WHITE VILLAGE CABINS & RESTAURANT, NIAGARA FALLS, N.Y. - 1940s Linen Postcard
- $1.42 EUR VINTAGE POST CARD - AEROCAR OVER WHIRLPOOL, NIAGARA FALLS - ONTARIO
- $8.03 EUR NIAGARA FALLS Ontario Postcard 1940s Victoria Avenue Restaurant by Leslie
- $4.58 EUR pk89546:Postcard-Vintage Spot on the Trails,Niagara Glen,Niagara Falls,Ontario
- $15.13 EUR Niagara Falls Ontario Greetings Patriotic Souvenir Mailing Card Postcard H55
- $2.88 EUR Postcard Gough's Caves Cheddar Somerset Niagara Falls in Winter
- $5.41 EUR Postcard Ontario Niagara Falls ON Horseshoe Falls from Falls View Fallsview 1954
- $5.73 EUR Vintage RPPC Artistic View of Niagara Falls NY Hallman Studio Berlin WI Q17
- $5.74 EUR Niagara Falls (New York NY) Falls St 49845 Linen Postcard
- $4.57 EUR NIAGARA FALLS Ontario Postcard 1910s General Brock Hotel
- $5.16 EUR Oversized postcard Canada Niagara Falls Sheraton Hotels Motels Foxhead Inn Brock
- $5.84 EUR The Redman's Fact Niagara Falls NY Indian Woman Postcard C25
- $11.47 EUR Whirlpool Rapids Niagara Falls Ontario Embossed Flags Crests c1908 Postcard F33
- $4.13 EUR Hospital, Niagara Falls, CAN - 1907, Rough Edges
- $2.24 EUR Niagara Falls American Falls RPPC Vintage Real Photo Postcard Unposted
- $5.16 EUR Niagara Falls NY, 1958 Postcard, October Is United Appeal Month Slogan Cancel
- $4.31 EUR 1920 Antique Postcard Cave Of The Winds & Bridal Veil Falls Niagara Falls
- $9.52 EUR Niagara Falls Ontario Falls View Hotel and Tourist Court c1910 Vintage Postcard
- $6.30 EUR Postcard View of Niagara Falls New York NY, Antique J17
- $2.88 EUR Postcard Niagara Falls Ontario Canada School of Horticulture NPC
- $9.19 EUR Linen Postcard Cocktail Lounge, Hotel Niagara in Niagara Falls, New York
- $4.31 EUR American Vintage Postcard Niagara Falls (Unposted)
- $2.95 EUR Seeing Niagara Falls on Maid of the Mist Postcard
- $3.78 EUR Postcard Niagara Falls Ontario New York Upper Steel Arch Bridge Unused
- $9.76 EUR Niagara Falls, CANADA - Coat of Arms - 1903
- $7.23 EUR The Legend of Niagara, Niagara Falls - B&W, Undivided Back (Pre 1910)
- $5.75 EUR 1912 Antique Postcard Niagara Falls Canada / U.S.A.
- $2.30 EUR Niagara in Winter Frozen American Falls New York Vintage Linen Postcard BRY22
- $7.92 EUR Postcard Aerial View Of The Falls From The Canadian Side, Niagara Falls Canada
- $4.58 EUR VINTAGE MINT POST CARD OF CLIFTON TOURIST CAMP IN CANADA
- $4.61 EUR NIAGARA FALLS N.Y. POSTCARD (EU33
- $1.43 EUR Niagara Falls Steel Arch Bridge & Glitters Old Postcard
- $5.45 EUR Postcard American Falls from Canada Boat Niagara Falls New York Antique
- $68.89 EUR Niagra Falls New Suspension Bridge Card
- $4.58 EUR Postcard Niagara Falls At Night
- $1.44 EUR Bushkill Falls The Niagara Falls Pennsylvania Vintage 4x6 Postcard AF512
- $2.86 EUR Niagara Falls From Michigan Central Train (Amtrak) Railroad Vintage Postcard UNP
- $7.47 EUR White Rose Motel Niagara Falls Postcard 1950s Ontario ON Unused
- $5.73 EUR Postcard Cave of the Winds Entrance Niagara Falls New York NY, Vintage A7
- $6.31 EUR Postcard Sir Adam Beck Floral Clock Queenston Niagara Falls, Canada Unposted
- $3.44 EUR CANADA, NIAGARA FALLS FROM RAINBOW BRIDGE TOWER, c1940 real photo ppc., unused.
- $2.86 EUR New Rainbow Bridge Fred Noma Niagara Falls Vintage Postcard UNP
- $11.48 EUR Niagara Falls NY - BREW'S BLUE & WHITE CABINS - Postcard Roadside Gas Station
- $2.63 EUR Postcard Niagara Falls NY American Falls from Canada Illuminated Lights Night
- $4.58 EUR Postcard American Falls Victoria Park Canada
- $3.73 EUR Niagra Falls Canada - Green Gables Cabins - Motel - Gas Pump - Address Corrected
- $1.37 EUR Multi-view Large Letter, Niagara Falls. c1945 Postcard 11 views
- $4.43 EUR American Niagara Falls New York Night View Lights Illuminate NY Vintage Postcard
- $4.47 EUR Niagara Falls From Clifton Hotel Entrance Victoria Park FH Leslie
- $2.09 EUR Helicopter View, Seagram Tower, Niagara Falls, Ontario, Vintage Chrome Postcard
- $11.47 EUR Goat Island Stone Bridge over Niagara Falls New York NY 1921 RPPC Postcard Photo
- $34.39 EUR Postcard The Great Gorge Niagara Falls North America
- $24.08 EUR Postcard Prospect Point Niagara Falls New York USA