| Bluegrass Old and New | Larry Sparks and the Lonesome Ramblers | 12" Vinyl | 14 | | OHS 90004 | |
| The Secret of the Waterfall | Rual Yarbrough and the Dixiemen | 12" Vinyl | 14 | | OHS 90008 | |
| New Grass Instrumentals | Mike Lilly and Wendy Miller | 12" Vinyl | 12 | | OHS 90017 | |
| Way Out Yonder: New Mountain Songs and Ballads | Lee Allen & The Dew Mountain Boys | 12" Vinyl | 12 | | 90025 | |
| Hills of Caroline | The Southern Showboys | 12" Vinyl | 14 | | 90034 | |
| West Virginia Coal Miner's Blues | Don Stover and The White Oak Mountain Boys | 12" Vinyl | 14 | | OHS 90011 | |
| California Cottonfields | Rual Yarbrough and the Dixiemen | 12" Vinyl | 12 | | OHS 90019 | [none] |
| Together Once More | The Dixie Gentlemen | 12" Vinyl | 12 | | OHS 90020 | |
| Blues and Bluegrass | The Dixie Gentlemen with Tut Taylor | 12" Vinyl | 12 | | OHS 90024 | |
| The Greatest Day of My Life | Rual Yarbrough and the Dixiemen | 12" Vinyl | 12 | | OHS 90026 | |
| Solid Grass | Wendy Miller - Mike Lilly | 12" Vinyl | 12 | | OHS 90029 | |
| Let Us All Pray Together | The Bluegrass Blackjacks | 12" Vinyl | 12 | | OHS-70056 | |
| Sacred Songs in the Stanley Tradition | Wilson Brothers | 12" Vinyl | 12 | | OHS 90028 | |
| Where the Sweet Waters Flow | Larry Sparks and the Lonesome Ramblers | 12" Vinyl | 12 | | OHS 90035 | |
| Garland Shuping on Banjo | Garland Shuping with The Bluegrass Alliance | 12" Vinyl | 10 | | OHS 90038 | [none] |
| On a High High Mountain | Charlie Moore & the Dixie Partners | 12" Vinyl | 12 | | OHS 90040 | |
| The Lonesome Sounds of Larry Sparks and The Lonesome Ramblers | Larry Sparks and the Lonesome Ramblers | 12" Vinyl | 12 | | OHS 90041 | |
| The Old Oak Tree | Rual Yarbrough and the Dixiemen | 12" Vinyl | 12 | | OHS 90043 | |
| Early Radio 1948-1949 | The Bailes Brothers | 12" Vinyl | 22 | | CS-103 | |
| A Sacred Collection | Molly O’Day and The Cumberland Mountain Folks | 12" Vinyl | 16 | | OHCS 101 | [none] |
| The Stringbean Memorial Bluegrass Festival | Various Artists | 12" Vinyl | 13 | | OHM 80005 | |
| The Traditional Sound of Charlie Moore and The Dixie Partners | Charlie Moore & the Dixie Partners | 12" Vinyl | 12 | | OHS 90046 | |
| Take My Hands Precious Lord | Garland Shuping and The Cross Crowd | 12" Vinyl | 10 | | OHS 90047 | [none] |
| Country Grass | Wendy Miller and Mike Lilly | 12" Vinyl | 11 | | OHS 90049 | [none] |
| On the Road With Bluegrass | The Southern Showboys | 12" Vinyl | 12 | | OHS 90050 | |
| The Fiddler | Charlie Moore & the Dixie Partners | 12" Vinyl | 12 | | OHS 90052 | |
| Bluegrass From the North | The Pine River Valley Boys | 12" Vinyl | 12 | | OHS 90054 | |
| Blue Denim | Blue Denim | 12" Vinyl | 12 | | OHS 90055 | |
| Flowers on Her Grave / I Know You're Married (But I Love You Still) | Lee Allen & The Dew Mountain Boys | 7" Vinyl | 2 | | OHM-5013 | [none] |
| Just Me | Rual Yarbrough | 12" Vinyl | 12 | | OHRC 90066 | |
| "I've Got My One Way Ticket" | Kyle And Walter Bailes | 12" Vinyl | 12 | | OHS 70009 | |
| Our Mountain Heritage | George & Mary Williamson | 12" Vinyl | 16 | | OHS 80010 | |
| Thank You Lord | Larry Sparks and the Lonesome Ramblers | 12" Vinyl | 12 | | OHS 90060 | |
| Vol. 2 | Blue Denim | 12" Vinyl | 13 | | OHS 90061 | |
| Kentucky's Callin' | North Country Grass | 12" Vinyl | 13 | | OHS 90062 | [none] |
| Hot-N-Grassy: Banjo and Mandolin Instrumentals | Mike Lilly and Wendy Miller | 12" Vinyl | 12 | | OHS 90068 | |
| Garland Shuping and Wild Country | Garland Shuping and Wild Country | 12" Vinyl | 12 | | OHS 90069 | [none] |
| Singer / Writer | Jake Landers | 12" Vinyl | 12 | | OHS 90073 | |
| A Country Tribute to Fred Rose | Clyde Moody | 12" Vinyl | 12 | | OHS-90059 | [none] |
| 99 44/100% Pure Instrumental | The Acme Bluegrass Company | 12" Vinyl | 12 | | OHS-90071 | [none] |
| Early Radio Volume II | The Bailes Brothers | 12" Vinyl | 13 | | OHCS 104 | |
| Pickin' And Singin' | The Barrier Brothers | 12" Vinyl | 18 | | OHCS 108 | |
| In Memory of Roy Lee Centers / Bo Weevil | Lee Allen & The Dew Mountain Boys | 7" Vinyl | 2 | | OHS 5045 | [none] |
| Bluegrass the Ryders Way | Dixie Ryders | 12" Vinyl | 14 | | OHS 80013 | |
| 1st Edition | Blue Velvet | 12" Vinyl | 10 | | OHS 90070 | |
| West Virginia Fiddler | Joe Meadows | 12" Vinyl | 13 | | OHS 90076 | [none] |
| Blood on the Coal | The North Country Grass | 12" Vinyl | 14 | | OHS 90077 | [none] |
| That Mighty Horse of Steel | Blue Velvet | 12" Vinyl | 12 | | OHS 90078 | |
| Take It to the Limit (One More Time) | Blue Denim | 12" Vinyl | 12 | | OHS 90079 | |
| Two O'Clock in the Morning | Joe Meadows & Buddy Griffin | 12" Vinyl | 12 | | OHS 90081 | [none] |
| A Tribute to Charlie Monroe | Bobby Atkins and the Countrymen | 12" Vinyl | 12 | | OHS 90082 | |
| An Empty Mansion - In Memory of Carter Stanley | The Stanley Brothers | 12" Vinyl | 14 | | OHCS 118 | |
| A Beautiful Life: Singing Pure As a Mountain Stream | The Stanley Brothers | 12" Vinyl | 11 | | OHCS 119 | |
| Most Requested Sacred Songs | Red Smiley & The Bluegrass Cut-Ups | 12" Vinyl | 12 | | OHCS-120 | [none] |
| Lillimae & The Dixie Gospel-Aires | Lillimae & The Dixie Gospel-Aires | 12" Vinyl | 12 | | OHS 70019 | |
| The Wood Brothers Sing Brother’s Memories | The Wood Brothers | 12" Vinyl | 12 | | OHS 80015 | |
| Hoss and Saddle | The Roustabouts | 12" Vinyl | 12 | | OHS 80016 | |
| Clayton Hale & The Bluegrass Mountaineers | Clayton Hale & The Bluegrass Mountaineers | 12" Vinyl | 12 | | OHS 80017 | |
| Bluegrass With a Country Flavor | Bobby Atkins & The Countrymen | 12" Vinyl | 12 | | OHS 900093 | |
| Bluegrass From Dixieland | Rual Yarbrough and The Dixie Gentlemen | 12" Vinyl | 12 | | OHS 90083 | |
| Fiddlin Chubby Anthony | Fiddlin Chubby Anthony | 12" Vinyl | 11 | | OHS 90085 | |
| Most Requested | The Kentucky Gentlemen | 12" Vinyl | 12 | | OHS 90094 | |
| Bluegrass Traditions | Wayne Lewis | 12" Vinyl | 12 | | OHS 90095 | |
| Long Black Beauty | The Laurel Mountain Boys | 12" Vinyl | 14 | | OHS 90096 | |
| Meet Th' Creek! | Stoney Creek | 12" Vinyl | 13 | | OHS 90099 | |
| Family Reunion | The Bailes Brothers | 12" Vinyl | 17 | | OHS70023 | |
| Bluegrass Airborne | The Potomac Valley Boys | 12" Vinyl | 18 | | OHCS 128 | |
| Anglin Twins and Red (Singing with Guitar Acc.) | The Anglin Brothers | 12" Vinyl | 14 | | OHCS-122 | |
| The South's Favorite Trio | The Anglin Brothers | 12" Vinyl | 14 | | OHCS-122 | [none] |
| Meet You in Church Sunday | The Roustabouts | 12" Vinyl | 12 | | OHS 70028 | |
| Livingston County Grass | Livingston County Grass | 12" Vinyl | 12 | | OHS 80031 | |
| The Bluegrass Kinsmen | The Bluegrass Kinsmen | 12" Vinyl | 13 | | OHS 90098 | |
| Avery County | Charlie Moore | 12" Vinyl | 12 | | OHS 90102 | |
| Love and Life | Fiddlin Chubby Anthony with Big Timber Bluegrass | 12" Vinyl | 12 | | OHS 90121 | |
| Fire on the Mountain, Flat Burnin' | Rick Allred & Kenneth Berrier | 12" Vinyl | 12 | | OHS 90125 | |
| My Ride Is Coming | Wilson Brothers | 12" Vinyl | 15 | | OHS-70026 | |
| Tall Green Mountains | The Lawsons | 12" Vinyl | 11 | | OHS-90111 | |
| The Best of Bluegrass: Big Timber Bluegrass | Chubby Anthony & Big Timber | 12" Vinyl | 12 | | OHS 90116 | |
| Smokin' Bluegrass | The Boys From Johnsville | 12" Vinyl | 11 | | OHS 90131 | |
| At Their Best | The Goins Brothers | 12" Vinyl | 13 | | OHS 90140 | |
| Enough to Keep Me Dreaming On | Bobby Atkins & The Countrymen | 12" Vinyl | 17 | | OHS-80027 | |
| Lonesome & Blue | Wayne Lewis | 12" Vinyl | 12 | | OHS-90113 | |
| Cotton Farmer | Charlie Moore | 12" Vinyl | 12 | | OHS-90119 | |
| High Time Picken | The High Time Picken' Band | 12" Vinyl | 14 | | OHS-90130 | [none] |
| 1968 Session | Bobby Atkins, Frank Poindexter and Tony Rice | 12" Vinyl | 15 | | OHCS 126 | |
| That Great Bluegrass Show | Blue Velvet | 12" Vinyl | 14 | | OHS 70035 | |
| Sounds of the Starlite Lounge | Bobby Atkins & The Countrymen feat. Torey Atkins | 12" Vinyl | 14 | | OHS 80037 | |
| The New Addition | The Southern Show Boys | 12" Vinyl | 12 | | OHS 90097 | |
| How Would You Like Being Lonesome | The Blue Ridge Partners | 12" Vinyl | 12 | | OHS 90108 | |
| The Bluegrass Alliance | The Bluegrass Alliance | 12" Vinyl | 12 | | OHS 90115 | |
| New Times | The Kentucky Gentlemen | 12" Vinyl | 12 | | OHS 90129 | |
| Frank Necessary, Al Jones and Buzz Busby | Frank Necessary, Al Jones and Buzz Busby | 12" Vinyl | 14 | | OHS 90145 | [none] |
| No One To Welcome Me Home | The Lost Kentuckians with Joe Meadows | 12" Vinyl | 12 | | OHS-70042 | |
| Jewell Mountain Grass | Jewell Mountain Grass | 12" Vinyl | 14 | | OHS-80045 | [none] |
| The Lost Kentuckians with Joe Meadows | The Lost Kentuckians with Joe Meadows | 12" Vinyl | 14 | | OHS-90143 | |
| Who Will Open the Church Door | The Kentucky Gentlemen | 12" Vinyl | 12 | | OHS 70046 | |
| Down in Harlan County | John Hunley & Dana Cupp | 12" Vinyl | 12 | | OHS 80048 | |
| Bluegrass | Lonesome Road | 12" Vinyl | 12 | | OHS 80049 | |
| Banjo Gentleman | Rual Yarbrough | 12" Vinyl | 12 | | OHS 90133 | |
| Early and Essential, Volume 1 | Larry Sparks | 12" Vinyl | 12 | | OHS 90136 | [none] |